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moment.js\n//! version : 2.30.1\n//! authors : Tim Wood, Iskren Chernev, Moment.js contributors\n//! license : MIT\n//! momentjs.com\n\n;\n(function (global, factory) {\n typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() : typeof define === 'function' && define.amd ? define(factory) : global.moment = factory();\n})(this, function () {\n 'use strict';\n\n var hookCallback;\n function hooks() {\n return hookCallback.apply(null, arguments);\n }\n\n // This is done to register the method called with moment()\n // without creating circular dependencies.\n function setHookCallback(callback) {\n hookCallback = callback;\n }\n function isArray(input) {\n return input instanceof Array || Object.prototype.toString.call(input) === '[object Array]';\n }\n function isObject(input) {\n // IE8 will treat undefined and null as object if it wasn't for\n // input != null\n return input != null && Object.prototype.toString.call(input) === '[object Object]';\n }\n function hasOwnProp(a, b) {\n return Object.prototype.hasOwnProperty.call(a, b);\n }\n function isObjectEmpty(obj) {\n if (Object.getOwnPropertyNames) {\n return Object.getOwnPropertyNames(obj).length === 0;\n } else {\n var k;\n for (k in obj) {\n if (hasOwnProp(obj, k)) {\n return false;\n }\n }\n return true;\n }\n }\n function isUndefined(input) {\n return input === void 0;\n }\n function isNumber(input) {\n return typeof input === 'number' || Object.prototype.toString.call(input) === '[object Number]';\n }\n function isDate(input) {\n return input instanceof Date || Object.prototype.toString.call(input) === '[object Date]';\n }\n function map(arr, fn) {\n var res = [],\n i,\n arrLen = arr.length;\n for (i = 0; i < arrLen; ++i) {\n res.push(fn(arr[i], i));\n }\n return res;\n }\n function extend(a, b) {\n for (var i in b) {\n if (hasOwnProp(b, i)) {\n a[i] = b[i];\n }\n }\n if (hasOwnProp(b, 'toString')) {\n a.toString = b.toString;\n }\n if (hasOwnProp(b, 'valueOf')) {\n a.valueOf = b.valueOf;\n }\n return a;\n }\n function createUTC(input, format, locale, strict) {\n return createLocalOrUTC(input, format, locale, strict, true).utc();\n }\n function defaultParsingFlags() {\n // We need to deep clone this object.\n return {\n empty: false,\n unusedTokens: [],\n unusedInput: [],\n overflow: -2,\n charsLeftOver: 0,\n nullInput: false,\n invalidEra: null,\n invalidMonth: null,\n invalidFormat: false,\n userInvalidated: false,\n iso: false,\n parsedDateParts: [],\n era: null,\n meridiem: null,\n rfc2822: false,\n weekdayMismatch: false\n };\n }\n function getParsingFlags(m) {\n if (m._pf == null) {\n m._pf = defaultParsingFlags();\n }\n return m._pf;\n }\n var some;\n if (Array.prototype.some) {\n some = Array.prototype.some;\n } else {\n some = function (fun) {\n var t = Object(this),\n len = t.length >>> 0,\n i;\n for (i = 0; i < len; i++) {\n if (i in t && fun.call(this, t[i], i, t)) {\n return true;\n }\n }\n return false;\n };\n }\n function isValid(m) {\n var flags = null,\n parsedParts = false,\n isNowValid = m._d && !isNaN(m._d.getTime());\n if (isNowValid) {\n flags = getParsingFlags(m);\n parsedParts = some.call(flags.parsedDateParts, function (i) {\n return i != null;\n });\n isNowValid = flags.overflow < 0 && !flags.empty && !flags.invalidEra && !flags.invalidMonth && !flags.invalidWeekday && !flags.weekdayMismatch && !flags.nullInput && !flags.invalidFormat && !flags.userInvalidated && (!flags.meridiem || flags.meridiem && parsedParts);\n if (m._strict) {\n isNowValid = isNowValid && flags.charsLeftOver === 0 && flags.unusedTokens.length === 0 && flags.bigHour === undefined;\n }\n }\n if (Object.isFrozen == null || !Object.isFrozen(m)) {\n m._isValid = isNowValid;\n } else {\n return isNowValid;\n }\n return m._isValid;\n }\n function createInvalid(flags) {\n var m = createUTC(NaN);\n if (flags != null) {\n extend(getParsingFlags(m), flags);\n } else {\n getParsingFlags(m).userInvalidated = true;\n }\n return m;\n }\n\n // Plugins that add properties should also add the key here (null value),\n // so we can properly clone ourselves.\n var momentProperties = hooks.momentProperties = [],\n updateInProgress = false;\n function copyConfig(to, from) {\n var i,\n prop,\n val,\n momentPropertiesLen = momentProperties.length;\n if (!isUndefined(from._isAMomentObject)) {\n to._isAMomentObject = from._isAMomentObject;\n }\n if (!isUndefined(from._i)) {\n to._i = from._i;\n }\n if (!isUndefined(from._f)) {\n to._f = from._f;\n }\n if (!isUndefined(from._l)) {\n to._l = from._l;\n }\n if (!isUndefined(from._strict)) {\n to._strict = from._strict;\n }\n if (!isUndefined(from._tzm)) {\n to._tzm = from._tzm;\n }\n if (!isUndefined(from._isUTC)) {\n to._isUTC = from._isUTC;\n }\n if (!isUndefined(from._offset)) {\n to._offset = from._offset;\n }\n if (!isUndefined(from._pf)) {\n to._pf = getParsingFlags(from);\n }\n if (!isUndefined(from._locale)) {\n to._locale = from._locale;\n }\n if (momentPropertiesLen > 0) {\n for (i = 0; i < momentPropertiesLen; i++) {\n prop = momentProperties[i];\n val = from[prop];\n if (!isUndefined(val)) {\n to[prop] = val;\n }\n }\n }\n return to;\n }\n\n // Moment prototype object\n function Moment(config) {\n copyConfig(this, config);\n this._d = new Date(config._d != null ? config._d.getTime() : NaN);\n if (!this.isValid()) {\n this._d = new Date(NaN);\n }\n // Prevent infinite loop in case updateOffset creates new moment\n // objects.\n if (updateInProgress === false) {\n updateInProgress = true;\n hooks.updateOffset(this);\n updateInProgress = false;\n }\n }\n function isMoment(obj) {\n return obj instanceof Moment || obj != null && obj._isAMomentObject != null;\n }\n function warn(msg) {\n if (hooks.suppressDeprecationWarnings === false && typeof console !== 'undefined' && console.warn) {\n console.warn('Deprecation warning: ' + msg);\n }\n }\n function deprecate(msg, fn) {\n var firstTime = true;\n return extend(function () {\n if (hooks.deprecationHandler != null) {\n hooks.deprecationHandler(null, msg);\n }\n if (firstTime) {\n var args = [],\n arg,\n i,\n key,\n argLen = arguments.length;\n for (i = 0; i < argLen; i++) {\n arg = '';\n if (typeof arguments[i] === 'object') {\n arg += '\\n[' + i + '] ';\n for (key in arguments[0]) {\n if (hasOwnProp(arguments[0], key)) {\n arg += key + ': ' + arguments[0][key] + ', ';\n }\n }\n arg = arg.slice(0, -2); // Remove trailing comma and space\n } else {\n arg = arguments[i];\n }\n args.push(arg);\n }\n warn(msg + '\\nArguments: ' + Array.prototype.slice.call(args).join('') + '\\n' + new Error().stack);\n firstTime = false;\n }\n return fn.apply(this, arguments);\n }, fn);\n }\n var deprecations = {};\n function deprecateSimple(name, msg) {\n if (hooks.deprecationHandler != null) {\n hooks.deprecationHandler(name, msg);\n }\n if (!deprecations[name]) {\n warn(msg);\n deprecations[name] = true;\n }\n }\n hooks.suppressDeprecationWarnings = false;\n hooks.deprecationHandler = null;\n function isFunction(input) {\n return typeof Function !== 'undefined' && input instanceof Function || Object.prototype.toString.call(input) === '[object Function]';\n }\n function set(config) {\n var prop, i;\n for (i in config) {\n if (hasOwnProp(config, i)) {\n prop = config[i];\n if (isFunction(prop)) {\n this[i] = prop;\n } else {\n this['_' + i] = prop;\n }\n }\n }\n this._config = config;\n // Lenient ordinal parsing accepts just a number in addition to\n // number + (possibly) stuff coming from _dayOfMonthOrdinalParse.\n // TODO: Remove \"ordinalParse\" fallback in next major release.\n this._dayOfMonthOrdinalParseLenient = new RegExp((this._dayOfMonthOrdinalParse.source || this._ordinalParse.source) + '|' + /\\d{1,2}/.source);\n }\n function mergeConfigs(parentConfig, childConfig) {\n var res = extend({}, parentConfig),\n prop;\n for (prop in childConfig) {\n if (hasOwnProp(childConfig, prop)) {\n if (isObject(parentConfig[prop]) && isObject(childConfig[prop])) {\n res[prop] = {};\n extend(res[prop], parentConfig[prop]);\n extend(res[prop], childConfig[prop]);\n } else if (childConfig[prop] != null) {\n res[prop] = childConfig[prop];\n } else {\n delete res[prop];\n }\n }\n }\n for (prop in parentConfig) {\n if (hasOwnProp(parentConfig, prop) && !hasOwnProp(childConfig, prop) && isObject(parentConfig[prop])) {\n // make sure changes to properties don't modify parent config\n res[prop] = extend({}, res[prop]);\n }\n }\n return res;\n }\n function Locale(config) {\n if (config != null) {\n this.set(config);\n }\n }\n var keys;\n if (Object.keys) {\n keys = Object.keys;\n } else {\n keys = function (obj) {\n var i,\n res = [];\n for (i in obj) {\n if (hasOwnProp(obj, i)) {\n res.push(i);\n }\n }\n return res;\n };\n }\n var defaultCalendar = {\n sameDay: '[Today at] LT',\n nextDay: '[Tomorrow at] LT',\n nextWeek: 'dddd [at] LT',\n lastDay: '[Yesterday at] LT',\n lastWeek: '[Last] dddd [at] LT',\n sameElse: 'L'\n };\n function calendar(key, mom, now) {\n var output = this._calendar[key] || this._calendar['sameElse'];\n return isFunction(output) ? output.call(mom, now) : output;\n }\n function zeroFill(number, targetLength, forceSign) {\n var absNumber = '' + Math.abs(number),\n zerosToFill = targetLength - absNumber.length,\n sign = number >= 0;\n return (sign ? forceSign ? '+' : '' : '-') + Math.pow(10, Math.max(0, zerosToFill)).toString().substr(1) + absNumber;\n }\n var formattingTokens = /(\\[[^\\[]*\\])|(\\\\)?([Hh]mm(ss)?|Mo|MM?M?M?|Do|DDDo|DD?D?D?|ddd?d?|do?|w[o|w]?|W[o|W]?|Qo?|N{1,5}|YYYYYY|YYYYY|YYYY|YY|y{2,4}|yo?|gg(ggg?)?|GG(GGG?)?|e|E|a|A|hh?|HH?|kk?|mm?|ss?|S{1,9}|x|X|zz?|ZZ?|.)/g,\n localFormattingTokens = /(\\[[^\\[]*\\])|(\\\\)?(LTS|LT|LL?L?L?|l{1,4})/g,\n formatFunctions = {},\n formatTokenFunctions = {};\n\n // token: 'M'\n // padded: ['MM', 2]\n // ordinal: 'Mo'\n // callback: function () { this.month() + 1 }\n function addFormatToken(token, padded, ordinal, callback) {\n var func = callback;\n if (typeof callback === 'string') {\n func = function () {\n return this[callback]();\n };\n }\n if (token) {\n formatTokenFunctions[token] = func;\n }\n if (padded) {\n formatTokenFunctions[padded[0]] = function () {\n return zeroFill(func.apply(this, arguments), padded[1], padded[2]);\n };\n }\n if (ordinal) {\n formatTokenFunctions[ordinal] = function () {\n return this.localeData().ordinal(func.apply(this, arguments), token);\n };\n }\n }\n function removeFormattingTokens(input) {\n if (input.match(/\\[[\\s\\S]/)) {\n return input.replace(/^\\[|\\]$/g, '');\n }\n return input.replace(/\\\\/g, '');\n }\n function makeFormatFunction(format) {\n var array = format.match(formattingTokens),\n i,\n length;\n for (i = 0, length = array.length; i < length; i++) {\n if (formatTokenFunctions[array[i]]) {\n array[i] = formatTokenFunctions[array[i]];\n } else {\n array[i] = removeFormattingTokens(array[i]);\n }\n }\n return function (mom) {\n var output = '',\n i;\n for (i = 0; i < length; i++) {\n output += isFunction(array[i]) ? array[i].call(mom, format) : array[i];\n }\n return output;\n };\n }\n\n // format date using native date object\n function formatMoment(m, format) {\n if (!m.isValid()) {\n return m.localeData().invalidDate();\n }\n format = expandFormat(format, m.localeData());\n formatFunctions[format] = formatFunctions[format] || makeFormatFunction(format);\n return formatFunctions[format](m);\n }\n function expandFormat(format, locale) {\n var i = 5;\n function replaceLongDateFormatTokens(input) {\n return locale.longDateFormat(input) || input;\n }\n localFormattingTokens.lastIndex = 0;\n while (i >= 0 && localFormattingTokens.test(format)) {\n format = format.replace(localFormattingTokens, replaceLongDateFormatTokens);\n localFormattingTokens.lastIndex = 0;\n i -= 1;\n }\n return format;\n }\n var defaultLongDateFormat = {\n LTS: 'h:mm:ss A',\n LT: 'h:mm A',\n L: 'MM/DD/YYYY',\n LL: 'MMMM D, YYYY',\n LLL: 'MMMM D, YYYY h:mm A',\n LLLL: 'dddd, MMMM D, YYYY h:mm A'\n };\n function longDateFormat(key) {\n var format = this._longDateFormat[key],\n formatUpper = this._longDateFormat[key.toUpperCase()];\n if (format || !formatUpper) {\n return format;\n }\n this._longDateFormat[key] = formatUpper.match(formattingTokens).map(function (tok) {\n if (tok === 'MMMM' || tok === 'MM' || tok === 'DD' || tok === 'dddd') {\n return tok.slice(1);\n }\n return tok;\n }).join('');\n return this._longDateFormat[key];\n }\n var defaultInvalidDate = 'Invalid date';\n function invalidDate() {\n return this._invalidDate;\n }\n var defaultOrdinal = '%d',\n defaultDayOfMonthOrdinalParse = /\\d{1,2}/;\n function ordinal(number) {\n return this._ordinal.replace('%d', number);\n }\n var defaultRelativeTime = {\n future: 'in %s',\n past: '%s ago',\n s: 'a few seconds',\n ss: '%d seconds',\n m: 'a minute',\n mm: '%d minutes',\n h: 'an hour',\n hh: '%d hours',\n d: 'a day',\n dd: '%d days',\n w: 'a week',\n ww: '%d weeks',\n M: 'a month',\n MM: '%d months',\n y: 'a year',\n yy: '%d years'\n };\n function relativeTime(number, withoutSuffix, string, isFuture) {\n var output = this._relativeTime[string];\n return isFunction(output) ? output(number, withoutSuffix, string, isFuture) : output.replace(/%d/i, number);\n }\n function pastFuture(diff, output) {\n var format = this._relativeTime[diff > 0 ? 'future' : 'past'];\n return isFunction(format) ? format(output) : format.replace(/%s/i, output);\n }\n var aliases = {\n D: 'date',\n dates: 'date',\n date: 'date',\n d: 'day',\n days: 'day',\n day: 'day',\n e: 'weekday',\n weekdays: 'weekday',\n weekday: 'weekday',\n E: 'isoWeekday',\n isoweekdays: 'isoWeekday',\n isoweekday: 'isoWeekday',\n DDD: 'dayOfYear',\n dayofyears: 'dayOfYear',\n dayofyear: 'dayOfYear',\n h: 'hour',\n hours: 'hour',\n hour: 'hour',\n ms: 'millisecond',\n milliseconds: 'millisecond',\n millisecond: 'millisecond',\n m: 'minute',\n minutes: 'minute',\n minute: 'minute',\n M: 'month',\n months: 'month',\n month: 'month',\n Q: 'quarter',\n quarters: 'quarter',\n quarter: 'quarter',\n s: 'second',\n seconds: 'second',\n second: 'second',\n gg: 'weekYear',\n weekyears: 'weekYear',\n weekyear: 'weekYear',\n GG: 'isoWeekYear',\n isoweekyears: 'isoWeekYear',\n isoweekyear: 'isoWeekYear',\n w: 'week',\n weeks: 'week',\n week: 'week',\n W: 'isoWeek',\n isoweeks: 'isoWeek',\n isoweek: 'isoWeek',\n y: 'year',\n years: 'year',\n year: 'year'\n };\n function normalizeUnits(units) {\n return typeof units === 'string' ? aliases[units] || aliases[units.toLowerCase()] : undefined;\n }\n function normalizeObjectUnits(inputObject) {\n var normalizedInput = {},\n normalizedProp,\n prop;\n for (prop in inputObject) {\n if (hasOwnProp(inputObject, prop)) {\n normalizedProp = normalizeUnits(prop);\n if (normalizedProp) {\n normalizedInput[normalizedProp] = inputObject[prop];\n }\n }\n }\n return normalizedInput;\n }\n var priorities = {\n date: 9,\n day: 11,\n weekday: 11,\n isoWeekday: 11,\n dayOfYear: 4,\n hour: 13,\n millisecond: 16,\n minute: 14,\n month: 8,\n quarter: 7,\n second: 15,\n weekYear: 1,\n isoWeekYear: 1,\n week: 5,\n isoWeek: 5,\n year: 1\n };\n function getPrioritizedUnits(unitsObj) {\n var units = [],\n u;\n for (u in unitsObj) {\n if (hasOwnProp(unitsObj, u)) {\n units.push({\n unit: u,\n priority: priorities[u]\n });\n }\n }\n units.sort(function (a, b) {\n return a.priority - b.priority;\n });\n return units;\n }\n var match1 = /\\d/,\n // 0 - 9\n match2 = /\\d\\d/,\n // 00 - 99\n match3 = /\\d{3}/,\n // 000 - 999\n match4 = /\\d{4}/,\n // 0000 - 9999\n match6 = /[+-]?\\d{6}/,\n // -999999 - 999999\n match1to2 = /\\d\\d?/,\n // 0 - 99\n match3to4 = /\\d\\d\\d\\d?/,\n // 999 - 9999\n match5to6 = /\\d\\d\\d\\d\\d\\d?/,\n // 99999 - 999999\n match1to3 = /\\d{1,3}/,\n // 0 - 999\n match1to4 = /\\d{1,4}/,\n // 0 - 9999\n match1to6 = /[+-]?\\d{1,6}/,\n // -999999 - 999999\n matchUnsigned = /\\d+/,\n // 0 - inf\n matchSigned = /[+-]?\\d+/,\n // -inf - inf\n matchOffset = /Z|[+-]\\d\\d:?\\d\\d/gi,\n // +00:00 -00:00 +0000 -0000 or Z\n matchShortOffset = /Z|[+-]\\d\\d(?::?\\d\\d)?/gi,\n // +00 -00 +00:00 -00:00 +0000 -0000 or Z\n matchTimestamp = /[+-]?\\d+(\\.\\d{1,3})?/,\n // 123456789 123456789.123\n // any word (or two) characters or numbers including two/three word month in arabic.\n // includes scottish gaelic two word and hyphenated months\n matchWord = /[0-9]{0,256}['a-z\\u00A0-\\u05FF\\u0700-\\uD7FF\\uF900-\\uFDCF\\uFDF0-\\uFF07\\uFF10-\\uFFEF]{1,256}|[\\u0600-\\u06FF\\/]{1,256}(\\s*?[\\u0600-\\u06FF]{1,256}){1,2}/i,\n match1to2NoLeadingZero = /^[1-9]\\d?/,\n // 1-99\n match1to2HasZero = /^([1-9]\\d|\\d)/,\n // 0-99\n regexes;\n regexes = {};\n function addRegexToken(token, regex, strictRegex) {\n regexes[token] = isFunction(regex) ? regex : function (isStrict, localeData) {\n return isStrict && strictRegex ? strictRegex : regex;\n };\n }\n function getParseRegexForToken(token, config) {\n if (!hasOwnProp(regexes, token)) {\n return new RegExp(unescapeFormat(token));\n }\n return regexes[token](config._strict, config._locale);\n }\n\n // Code from http://stackoverflow.com/questions/3561493/is-there-a-regexp-escape-function-in-javascript\n function unescapeFormat(s) {\n return regexEscape(s.replace('\\\\', '').replace(/\\\\(\\[)|\\\\(\\])|\\[([^\\]\\[]*)\\]|\\\\(.)/g, function (matched, p1, p2, p3, p4) {\n return p1 || p2 || p3 || p4;\n }));\n }\n function regexEscape(s) {\n return s.replace(/[-\\/\\\\^$*+?.()|[\\]{}]/g, '\\\\$&');\n }\n function absFloor(number) {\n if (number < 0) {\n // -0 -> 0\n return Math.ceil(number) || 0;\n } else {\n return Math.floor(number);\n }\n }\n function toInt(argumentForCoercion) {\n var coercedNumber = +argumentForCoercion,\n value = 0;\n if (coercedNumber !== 0 && isFinite(coercedNumber)) {\n value = absFloor(coercedNumber);\n }\n return value;\n }\n var tokens = {};\n function addParseToken(token, callback) {\n var i,\n func = callback,\n tokenLen;\n if (typeof token === 'string') {\n token = [token];\n }\n if (isNumber(callback)) {\n func = function (input, array) {\n array[callback] = toInt(input);\n };\n }\n tokenLen = token.length;\n for (i = 0; i < tokenLen; i++) {\n tokens[token[i]] = func;\n }\n }\n function addWeekParseToken(token, callback) {\n addParseToken(token, function (input, array, config, token) {\n config._w = config._w || {};\n callback(input, config._w, config, token);\n });\n }\n function addTimeToArrayFromToken(token, input, config) {\n if (input != null && hasOwnProp(tokens, token)) {\n tokens[token](input, config._a, config, token);\n }\n }\n function isLeapYear(year) {\n return year % 4 === 0 && year % 100 !== 0 || year % 400 === 0;\n }\n var YEAR = 0,\n MONTH = 1,\n DATE = 2,\n HOUR = 3,\n MINUTE = 4,\n SECOND = 5,\n MILLISECOND = 6,\n WEEK = 7,\n WEEKDAY = 8;\n\n // FORMATTING\n\n addFormatToken('Y', 0, 0, function () {\n var y = this.year();\n return y <= 9999 ? zeroFill(y, 4) : '+' + y;\n });\n addFormatToken(0, ['YY', 2], 0, function () {\n return this.year() % 100;\n });\n addFormatToken(0, ['YYYY', 4], 0, 'year');\n addFormatToken(0, ['YYYYY', 5], 0, 'year');\n addFormatToken(0, ['YYYYYY', 6, true], 0, 'year');\n\n // PARSING\n\n addRegexToken('Y', matchSigned);\n addRegexToken('YY', match1to2, match2);\n addRegexToken('YYYY', match1to4, match4);\n addRegexToken('YYYYY', match1to6, match6);\n addRegexToken('YYYYYY', match1to6, match6);\n addParseToken(['YYYYY', 'YYYYYY'], YEAR);\n addParseToken('YYYY', function (input, array) {\n array[YEAR] = input.length === 2 ? hooks.parseTwoDigitYear(input) : toInt(input);\n });\n addParseToken('YY', function (input, array) {\n array[YEAR] = hooks.parseTwoDigitYear(input);\n });\n addParseToken('Y', function (input, array) {\n array[YEAR] = parseInt(input, 10);\n });\n\n // HELPERS\n\n function daysInYear(year) {\n return isLeapYear(year) ? 366 : 365;\n }\n\n // HOOKS\n\n hooks.parseTwoDigitYear = function (input) {\n return toInt(input) + (toInt(input) > 68 ? 1900 : 2000);\n };\n\n // MOMENTS\n\n var getSetYear = makeGetSet('FullYear', true);\n function getIsLeapYear() {\n return isLeapYear(this.year());\n }\n function makeGetSet(unit, keepTime) {\n return function (value) {\n if (value != null) {\n set$1(this, unit, value);\n hooks.updateOffset(this, keepTime);\n return this;\n } else {\n return get(this, unit);\n }\n };\n }\n function get(mom, unit) {\n if (!mom.isValid()) {\n return NaN;\n }\n var d = mom._d,\n isUTC = mom._isUTC;\n switch (unit) {\n case 'Milliseconds':\n return isUTC ? d.getUTCMilliseconds() : d.getMilliseconds();\n case 'Seconds':\n return isUTC ? d.getUTCSeconds() : d.getSeconds();\n case 'Minutes':\n return isUTC ? d.getUTCMinutes() : d.getMinutes();\n case 'Hours':\n return isUTC ? d.getUTCHours() : d.getHours();\n case 'Date':\n return isUTC ? d.getUTCDate() : d.getDate();\n case 'Day':\n return isUTC ? d.getUTCDay() : d.getDay();\n case 'Month':\n return isUTC ? d.getUTCMonth() : d.getMonth();\n case 'FullYear':\n return isUTC ? d.getUTCFullYear() : d.getFullYear();\n default:\n return NaN;\n // Just in case\n }\n }\n function set$1(mom, unit, value) {\n var d, isUTC, year, month, date;\n if (!mom.isValid() || isNaN(value)) {\n return;\n }\n d = mom._d;\n isUTC = mom._isUTC;\n switch (unit) {\n case 'Milliseconds':\n return void (isUTC ? d.setUTCMilliseconds(value) : d.setMilliseconds(value));\n case 'Seconds':\n return void (isUTC ? d.setUTCSeconds(value) : d.setSeconds(value));\n case 'Minutes':\n return void (isUTC ? d.setUTCMinutes(value) : d.setMinutes(value));\n case 'Hours':\n return void (isUTC ? d.setUTCHours(value) : d.setHours(value));\n case 'Date':\n return void (isUTC ? d.setUTCDate(value) : d.setDate(value));\n // case 'Day': // Not real\n // return void (isUTC ? d.setUTCDay(value) : d.setDay(value));\n // case 'Month': // Not used because we need to pass two variables\n // return void (isUTC ? d.setUTCMonth(value) : d.setMonth(value));\n case 'FullYear':\n break;\n // See below ...\n default:\n return;\n // Just in case\n }\n year = value;\n month = mom.month();\n date = mom.date();\n date = date === 29 && month === 1 && !isLeapYear(year) ? 28 : date;\n void (isUTC ? d.setUTCFullYear(year, month, date) : d.setFullYear(year, month, date));\n }\n\n // MOMENTS\n\n function stringGet(units) {\n units = normalizeUnits(units);\n if (isFunction(this[units])) {\n return this[units]();\n }\n return this;\n }\n function stringSet(units, value) {\n if (typeof units === 'object') {\n units = normalizeObjectUnits(units);\n var prioritized = getPrioritizedUnits(units),\n i,\n prioritizedLen = prioritized.length;\n for (i = 0; i < prioritizedLen; i++) {\n this[prioritized[i].unit](units[prioritized[i].unit]);\n }\n } else {\n units = normalizeUnits(units);\n if (isFunction(this[units])) {\n return this[units](value);\n }\n }\n return this;\n }\n function mod(n, x) {\n return (n % x + x) % x;\n }\n var indexOf;\n if (Array.prototype.indexOf) {\n indexOf = Array.prototype.indexOf;\n } else {\n indexOf = function (o) {\n // I know\n var i;\n for (i = 0; i < this.length; ++i) {\n if (this[i] === o) {\n return i;\n }\n }\n return -1;\n };\n }\n function daysInMonth(year, month) {\n if (isNaN(year) || isNaN(month)) {\n return NaN;\n }\n var modMonth = mod(month, 12);\n year += (month - modMonth) / 12;\n return modMonth === 1 ? isLeapYear(year) ? 29 : 28 : 31 - modMonth % 7 % 2;\n }\n\n // FORMATTING\n\n addFormatToken('M', ['MM', 2], 'Mo', function () {\n return this.month() + 1;\n });\n addFormatToken('MMM', 0, 0, function (format) {\n return this.localeData().monthsShort(this, format);\n });\n addFormatToken('MMMM', 0, 0, function (format) {\n return this.localeData().months(this, format);\n });\n\n // PARSING\n\n addRegexToken('M', match1to2, match1to2NoLeadingZero);\n addRegexToken('MM', match1to2, match2);\n addRegexToken('MMM', function (isStrict, locale) {\n return locale.monthsShortRegex(isStrict);\n });\n addRegexToken('MMMM', function (isStrict, locale) {\n return locale.monthsRegex(isStrict);\n });\n addParseToken(['M', 'MM'], function (input, array) {\n array[MONTH] = toInt(input) - 1;\n });\n addParseToken(['MMM', 'MMMM'], function (input, array, config, token) {\n var month = config._locale.monthsParse(input, token, config._strict);\n // if we didn't find a month name, mark the date as invalid.\n if (month != null) {\n array[MONTH] = month;\n } else {\n getParsingFlags(config).invalidMonth = input;\n }\n });\n\n // LOCALES\n\n var defaultLocaleMonths = 'January_February_March_April_May_June_July_August_September_October_November_December'.split('_'),\n defaultLocaleMonthsShort = 'Jan_Feb_Mar_Apr_May_Jun_Jul_Aug_Sep_Oct_Nov_Dec'.split('_'),\n MONTHS_IN_FORMAT = /D[oD]?(\\[[^\\[\\]]*\\]|\\s)+MMMM?/,\n defaultMonthsShortRegex = matchWord,\n defaultMonthsRegex = matchWord;\n function localeMonths(m, format) {\n if (!m) {\n return isArray(this._months) ? this._months : this._months['standalone'];\n }\n return isArray(this._months) ? this._months[m.month()] : this._months[(this._months.isFormat || MONTHS_IN_FORMAT).test(format) ? 'format' : 'standalone'][m.month()];\n }\n function localeMonthsShort(m, format) {\n if (!m) {\n return isArray(this._monthsShort) ? this._monthsShort : this._monthsShort['standalone'];\n }\n return isArray(this._monthsShort) ? this._monthsShort[m.month()] : this._monthsShort[MONTHS_IN_FORMAT.test(format) ? 'format' : 'standalone'][m.month()];\n }\n function handleStrictParse(monthName, format, strict) {\n var i,\n ii,\n mom,\n llc = monthName.toLocaleLowerCase();\n if (!this._monthsParse) {\n // this is not used\n this._monthsParse = [];\n this._longMonthsParse = [];\n this._shortMonthsParse = [];\n for (i = 0; i < 12; ++i) {\n mom = createUTC([2000, i]);\n this._shortMonthsParse[i] = this.monthsShort(mom, '').toLocaleLowerCase();\n this._longMonthsParse[i] = this.months(mom, '').toLocaleLowerCase();\n }\n }\n if (strict) {\n if (format === 'MMM') {\n ii = indexOf.call(this._shortMonthsParse, llc);\n return ii !== -1 ? ii : null;\n } else {\n ii = indexOf.call(this._longMonthsParse, llc);\n return ii !== -1 ? ii : null;\n }\n } else {\n if (format === 'MMM') {\n ii = indexOf.call(this._shortMonthsParse, llc);\n if (ii !== -1) {\n return ii;\n }\n ii = indexOf.call(this._longMonthsParse, llc);\n return ii !== -1 ? ii : null;\n } else {\n ii = indexOf.call(this._longMonthsParse, llc);\n if (ii !== -1) {\n return ii;\n }\n ii = indexOf.call(this._shortMonthsParse, llc);\n return ii !== -1 ? ii : null;\n }\n }\n }\n function localeMonthsParse(monthName, format, strict) {\n var i, mom, regex;\n if (this._monthsParseExact) {\n return handleStrictParse.call(this, monthName, format, strict);\n }\n if (!this._monthsParse) {\n this._monthsParse = [];\n this._longMonthsParse = [];\n this._shortMonthsParse = [];\n }\n\n // TODO: add sorting\n // Sorting makes sure if one month (or abbr) is a prefix of another\n // see sorting in computeMonthsParse\n for (i = 0; i < 12; i++) {\n // make the regex if we don't have it already\n mom = createUTC([2000, i]);\n if (strict && !this._longMonthsParse[i]) {\n this._longMonthsParse[i] = new RegExp('^' + this.months(mom, '').replace('.', '') + '$', 'i');\n this._shortMonthsParse[i] = new RegExp('^' + this.monthsShort(mom, '').replace('.', '') + '$', 'i');\n }\n if (!strict && !this._monthsParse[i]) {\n regex = '^' + this.months(mom, '') + '|^' + this.monthsShort(mom, '');\n this._monthsParse[i] = new RegExp(regex.replace('.', ''), 'i');\n }\n // test the regex\n if (strict && format === 'MMMM' && this._longMonthsParse[i].test(monthName)) {\n return i;\n } else if (strict && format === 'MMM' && this._shortMonthsParse[i].test(monthName)) {\n return i;\n } else if (!strict && this._monthsParse[i].test(monthName)) {\n return i;\n }\n }\n }\n\n // MOMENTS\n\n function setMonth(mom, value) {\n if (!mom.isValid()) {\n // No op\n return mom;\n }\n if (typeof value === 'string') {\n if (/^\\d+$/.test(value)) {\n value = toInt(value);\n } else {\n value = mom.localeData().monthsParse(value);\n // TODO: Another silent failure?\n if (!isNumber(value)) {\n return mom;\n }\n }\n }\n var month = value,\n date = mom.date();\n date = date < 29 ? date : Math.min(date, daysInMonth(mom.year(), month));\n void (mom._isUTC ? mom._d.setUTCMonth(month, date) : mom._d.setMonth(month, date));\n return mom;\n }\n function getSetMonth(value) {\n if (value != null) {\n setMonth(this, value);\n hooks.updateOffset(this, true);\n return this;\n } else {\n return get(this, 'Month');\n }\n }\n function getDaysInMonth() {\n return daysInMonth(this.year(), this.month());\n }\n function monthsShortRegex(isStrict) {\n if (this._monthsParseExact) {\n if (!hasOwnProp(this, '_monthsRegex')) {\n computeMonthsParse.call(this);\n }\n if (isStrict) {\n return this._monthsShortStrictRegex;\n } else {\n return this._monthsShortRegex;\n }\n } else {\n if (!hasOwnProp(this, '_monthsShortRegex')) {\n this._monthsShortRegex = defaultMonthsShortRegex;\n }\n return this._monthsShortStrictRegex && isStrict ? this._monthsShortStrictRegex : this._monthsShortRegex;\n }\n }\n function monthsRegex(isStrict) {\n if (this._monthsParseExact) {\n if (!hasOwnProp(this, '_monthsRegex')) {\n computeMonthsParse.call(this);\n }\n if (isStrict) {\n return this._monthsStrictRegex;\n } else {\n return this._monthsRegex;\n }\n } else {\n if (!hasOwnProp(this, '_monthsRegex')) {\n this._monthsRegex = defaultMonthsRegex;\n }\n return this._monthsStrictRegex && isStrict ? this._monthsStrictRegex : this._monthsRegex;\n }\n }\n function computeMonthsParse() {\n function cmpLenRev(a, b) {\n return b.length - a.length;\n }\n var shortPieces = [],\n longPieces = [],\n mixedPieces = [],\n i,\n mom,\n shortP,\n longP;\n for (i = 0; i < 12; i++) {\n // make the regex if we don't have it already\n mom = createUTC([2000, i]);\n shortP = regexEscape(this.monthsShort(mom, ''));\n longP = regexEscape(this.months(mom, ''));\n shortPieces.push(shortP);\n longPieces.push(longP);\n mixedPieces.push(longP);\n mixedPieces.push(shortP);\n }\n // Sorting makes sure if one month (or abbr) is a prefix of another it\n // will match the longer piece.\n shortPieces.sort(cmpLenRev);\n longPieces.sort(cmpLenRev);\n mixedPieces.sort(cmpLenRev);\n this._monthsRegex = new RegExp('^(' + mixedPieces.join('|') + ')', 'i');\n this._monthsShortRegex = this._monthsRegex;\n this._monthsStrictRegex = new RegExp('^(' + longPieces.join('|') + ')', 'i');\n this._monthsShortStrictRegex = new RegExp('^(' + shortPieces.join('|') + ')', 'i');\n }\n function createDate(y, m, d, h, M, s, ms) {\n // can't just apply() to create a date:\n // https://stackoverflow.com/q/181348\n var date;\n // the date constructor remaps years 0-99 to 1900-1999\n if (y < 100 && y >= 0) {\n // preserve leap years using a full 400 year cycle, then reset\n date = new Date(y + 400, m, d, h, M, s, ms);\n if (isFinite(date.getFullYear())) {\n date.setFullYear(y);\n }\n } else {\n date = new Date(y, m, d, h, M, s, ms);\n }\n return date;\n }\n function createUTCDate(y) {\n var date, args;\n // the Date.UTC function remaps years 0-99 to 1900-1999\n if (y < 100 && y >= 0) {\n args = Array.prototype.slice.call(arguments);\n // preserve leap years using a full 400 year cycle, then reset\n args[0] = y + 400;\n date = new Date(Date.UTC.apply(null, args));\n if (isFinite(date.getUTCFullYear())) {\n date.setUTCFullYear(y);\n }\n } else {\n date = new Date(Date.UTC.apply(null, arguments));\n }\n return date;\n }\n\n // start-of-first-week - start-of-year\n function firstWeekOffset(year, dow, doy) {\n var\n // first-week day -- which january is always in the first week (4 for iso, 1 for other)\n fwd = 7 + dow - doy,\n // first-week day local weekday -- which local weekday is fwd\n fwdlw = (7 + createUTCDate(year, 0, fwd).getUTCDay() - dow) % 7;\n return -fwdlw + fwd - 1;\n }\n\n // https://en.wikipedia.org/wiki/ISO_week_date#Calculating_a_date_given_the_year.2C_week_number_and_weekday\n function dayOfYearFromWeeks(year, week, weekday, dow, doy) {\n var localWeekday = (7 + weekday - dow) % 7,\n weekOffset = firstWeekOffset(year, dow, doy),\n dayOfYear = 1 + 7 * (week - 1) + localWeekday + weekOffset,\n resYear,\n resDayOfYear;\n if (dayOfYear <= 0) {\n resYear = year - 1;\n resDayOfYear = daysInYear(resYear) + dayOfYear;\n } else if (dayOfYear > daysInYear(year)) {\n resYear = year + 1;\n resDayOfYear = dayOfYear - daysInYear(year);\n } else {\n resYear = year;\n resDayOfYear = dayOfYear;\n }\n return {\n year: resYear,\n dayOfYear: resDayOfYear\n };\n }\n function weekOfYear(mom, dow, doy) {\n var weekOffset = firstWeekOffset(mom.year(), dow, doy),\n week = Math.floor((mom.dayOfYear() - weekOffset - 1) / 7) + 1,\n resWeek,\n resYear;\n if (week < 1) {\n resYear = mom.year() - 1;\n resWeek = week + weeksInYear(resYear, dow, doy);\n } else if (week > weeksInYear(mom.year(), dow, doy)) {\n resWeek = week - weeksInYear(mom.year(), dow, doy);\n resYear = mom.year() + 1;\n } else {\n resYear = mom.year();\n resWeek = week;\n }\n return {\n week: resWeek,\n year: resYear\n };\n }\n function weeksInYear(year, dow, doy) {\n var weekOffset = firstWeekOffset(year, dow, doy),\n weekOffsetNext = firstWeekOffset(year + 1, dow, doy);\n return (daysInYear(year) - weekOffset + weekOffsetNext) / 7;\n }\n\n // FORMATTING\n\n addFormatToken('w', ['ww', 2], 'wo', 'week');\n addFormatToken('W', ['WW', 2], 'Wo', 'isoWeek');\n\n // PARSING\n\n addRegexToken('w', match1to2, match1to2NoLeadingZero);\n addRegexToken('ww', match1to2, match2);\n addRegexToken('W', match1to2, match1to2NoLeadingZero);\n addRegexToken('WW', match1to2, match2);\n addWeekParseToken(['w', 'ww', 'W', 'WW'], function (input, week, config, token) {\n week[token.substr(0, 1)] = toInt(input);\n });\n\n // HELPERS\n\n // LOCALES\n\n function localeWeek(mom) {\n return weekOfYear(mom, this._week.dow, this._week.doy).week;\n }\n var defaultLocaleWeek = {\n dow: 0,\n // Sunday is the first day of the week.\n doy: 6 // The week that contains Jan 6th is the first week of the year.\n };\n function localeFirstDayOfWeek() {\n return this._week.dow;\n }\n function localeFirstDayOfYear() {\n return this._week.doy;\n }\n\n // MOMENTS\n\n function getSetWeek(input) {\n var week = this.localeData().week(this);\n return input == null ? week : this.add((input - week) * 7, 'd');\n }\n function getSetISOWeek(input) {\n var week = weekOfYear(this, 1, 4).week;\n return input == null ? week : this.add((input - week) * 7, 'd');\n }\n\n // FORMATTING\n\n addFormatToken('d', 0, 'do', 'day');\n addFormatToken('dd', 0, 0, function (format) {\n return this.localeData().weekdaysMin(this, format);\n });\n addFormatToken('ddd', 0, 0, function (format) {\n return this.localeData().weekdaysShort(this, format);\n });\n addFormatToken('dddd', 0, 0, function (format) {\n return this.localeData().weekdays(this, format);\n });\n addFormatToken('e', 0, 0, 'weekday');\n addFormatToken('E', 0, 0, 'isoWeekday');\n\n // PARSING\n\n addRegexToken('d', match1to2);\n addRegexToken('e', match1to2);\n addRegexToken('E', match1to2);\n addRegexToken('dd', function (isStrict, locale) {\n return locale.weekdaysMinRegex(isStrict);\n });\n addRegexToken('ddd', function (isStrict, locale) {\n return locale.weekdaysShortRegex(isStrict);\n });\n addRegexToken('dddd', function (isStrict, locale) {\n return locale.weekdaysRegex(isStrict);\n });\n addWeekParseToken(['dd', 'ddd', 'dddd'], function (input, week, config, token) {\n var weekday = config._locale.weekdaysParse(input, token, config._strict);\n // if we didn't get a weekday name, mark the date as invalid\n if (weekday != null) {\n week.d = weekday;\n } else {\n getParsingFlags(config).invalidWeekday = input;\n }\n });\n addWeekParseToken(['d', 'e', 'E'], function (input, week, config, token) {\n week[token] = toInt(input);\n });\n\n // HELPERS\n\n function parseWeekday(input, locale) {\n if (typeof input !== 'string') {\n return input;\n }\n if (!isNaN(input)) {\n return parseInt(input, 10);\n }\n input = locale.weekdaysParse(input);\n if (typeof input === 'number') {\n return input;\n }\n return null;\n }\n function parseIsoWeekday(input, locale) {\n if (typeof input === 'string') {\n return locale.weekdaysParse(input) % 7 || 7;\n }\n return isNaN(input) ? null : input;\n }\n\n // LOCALES\n function shiftWeekdays(ws, n) {\n return ws.slice(n, 7).concat(ws.slice(0, n));\n }\n var defaultLocaleWeekdays = 'Sunday_Monday_Tuesday_Wednesday_Thursday_Friday_Saturday'.split('_'),\n defaultLocaleWeekdaysShort = 'Sun_Mon_Tue_Wed_Thu_Fri_Sat'.split('_'),\n defaultLocaleWeekdaysMin = 'Su_Mo_Tu_We_Th_Fr_Sa'.split('_'),\n defaultWeekdaysRegex = matchWord,\n defaultWeekdaysShortRegex = matchWord,\n defaultWeekdaysMinRegex = matchWord;\n function localeWeekdays(m, format) {\n var weekdays = isArray(this._weekdays) ? this._weekdays : this._weekdays[m && m !== true && this._weekdays.isFormat.test(format) ? 'format' : 'standalone'];\n return m === true ? shiftWeekdays(weekdays, this._week.dow) : m ? weekdays[m.day()] : weekdays;\n }\n function localeWeekdaysShort(m) {\n return m === true ? shiftWeekdays(this._weekdaysShort, this._week.dow) : m ? this._weekdaysShort[m.day()] : this._weekdaysShort;\n }\n function localeWeekdaysMin(m) {\n return m === true ? shiftWeekdays(this._weekdaysMin, this._week.dow) : m ? this._weekdaysMin[m.day()] : this._weekdaysMin;\n }\n function handleStrictParse$1(weekdayName, format, strict) {\n var i,\n ii,\n mom,\n llc = weekdayName.toLocaleLowerCase();\n if (!this._weekdaysParse) {\n this._weekdaysParse = [];\n this._shortWeekdaysParse = [];\n this._minWeekdaysParse = [];\n for (i = 0; i < 7; ++i) {\n mom = createUTC([2000, 1]).day(i);\n this._minWeekdaysParse[i] = this.weekdaysMin(mom, '').toLocaleLowerCase();\n this._shortWeekdaysParse[i] = this.weekdaysShort(mom, '').toLocaleLowerCase();\n this._weekdaysParse[i] = this.weekdays(mom, '').toLocaleLowerCase();\n }\n }\n if (strict) {\n if (format === 'dddd') {\n ii = indexOf.call(this._weekdaysParse, llc);\n return ii !== -1 ? ii : null;\n } else if (format === 'ddd') {\n ii = indexOf.call(this._shortWeekdaysParse, llc);\n return ii !== -1 ? ii : null;\n } else {\n ii = indexOf.call(this._minWeekdaysParse, llc);\n return ii !== -1 ? ii : null;\n }\n } else {\n if (format === 'dddd') {\n ii = indexOf.call(this._weekdaysParse, llc);\n if (ii !== -1) {\n return ii;\n }\n ii = indexOf.call(this._shortWeekdaysParse, llc);\n if (ii !== -1) {\n return ii;\n }\n ii = indexOf.call(this._minWeekdaysParse, llc);\n return ii !== -1 ? ii : null;\n } else if (format === 'ddd') {\n ii = indexOf.call(this._shortWeekdaysParse, llc);\n if (ii !== -1) {\n return ii;\n }\n ii = indexOf.call(this._weekdaysParse, llc);\n if (ii !== -1) {\n return ii;\n }\n ii = indexOf.call(this._minWeekdaysParse, llc);\n return ii !== -1 ? ii : null;\n } else {\n ii = indexOf.call(this._minWeekdaysParse, llc);\n if (ii !== -1) {\n return ii;\n }\n ii = indexOf.call(this._weekdaysParse, llc);\n if (ii !== -1) {\n return ii;\n }\n ii = indexOf.call(this._shortWeekdaysParse, llc);\n return ii !== -1 ? ii : null;\n }\n }\n }\n function localeWeekdaysParse(weekdayName, format, strict) {\n var i, mom, regex;\n if (this._weekdaysParseExact) {\n return handleStrictParse$1.call(this, weekdayName, format, strict);\n }\n if (!this._weekdaysParse) {\n this._weekdaysParse = [];\n this._minWeekdaysParse = [];\n this._shortWeekdaysParse = [];\n this._fullWeekdaysParse = [];\n }\n for (i = 0; i < 7; i++) {\n // make the regex if we don't have it already\n\n mom = createUTC([2000, 1]).day(i);\n if (strict && !this._fullWeekdaysParse[i]) {\n this._fullWeekdaysParse[i] = new RegExp('^' + this.weekdays(mom, '').replace('.', '\\\\.?') + '$', 'i');\n this._shortWeekdaysParse[i] = new RegExp('^' + this.weekdaysShort(mom, '').replace('.', '\\\\.?') + '$', 'i');\n this._minWeekdaysParse[i] = new RegExp('^' + this.weekdaysMin(mom, '').replace('.', '\\\\.?') + '$', 'i');\n }\n if (!this._weekdaysParse[i]) {\n regex = '^' + this.weekdays(mom, '') + '|^' + this.weekdaysShort(mom, '') + '|^' + this.weekdaysMin(mom, '');\n this._weekdaysParse[i] = new RegExp(regex.replace('.', ''), 'i');\n }\n // test the regex\n if (strict && format === 'dddd' && this._fullWeekdaysParse[i].test(weekdayName)) {\n return i;\n } else if (strict && format === 'ddd' && this._shortWeekdaysParse[i].test(weekdayName)) {\n return i;\n } else if (strict && format === 'dd' && this._minWeekdaysParse[i].test(weekdayName)) {\n return i;\n } else if (!strict && this._weekdaysParse[i].test(weekdayName)) {\n return i;\n }\n }\n }\n\n // MOMENTS\n\n function getSetDayOfWeek(input) {\n if (!this.isValid()) {\n return input != null ? this : NaN;\n }\n var day = get(this, 'Day');\n if (input != null) {\n input = parseWeekday(input, this.localeData());\n return this.add(input - day, 'd');\n } else {\n return day;\n }\n }\n function getSetLocaleDayOfWeek(input) {\n if (!this.isValid()) {\n return input != null ? this : NaN;\n }\n var weekday = (this.day() + 7 - this.localeData()._week.dow) % 7;\n return input == null ? weekday : this.add(input - weekday, 'd');\n }\n function getSetISODayOfWeek(input) {\n if (!this.isValid()) {\n return input != null ? this : NaN;\n }\n\n // behaves the same as moment#day except\n // as a getter, returns 7 instead of 0 (1-7 range instead of 0-6)\n // as a setter, sunday should belong to the previous week.\n\n if (input != null) {\n var weekday = parseIsoWeekday(input, this.localeData());\n return this.day(this.day() % 7 ? weekday : weekday - 7);\n } else {\n return this.day() || 7;\n }\n }\n function weekdaysRegex(isStrict) {\n if (this._weekdaysParseExact) {\n if (!hasOwnProp(this, '_weekdaysRegex')) {\n computeWeekdaysParse.call(this);\n }\n if (isStrict) {\n return this._weekdaysStrictRegex;\n } else {\n return this._weekdaysRegex;\n }\n } else {\n if (!hasOwnProp(this, '_weekdaysRegex')) {\n this._weekdaysRegex = defaultWeekdaysRegex;\n }\n return this._weekdaysStrictRegex && isStrict ? this._weekdaysStrictRegex : this._weekdaysRegex;\n }\n }\n function weekdaysShortRegex(isStrict) {\n if (this._weekdaysParseExact) {\n if (!hasOwnProp(this, '_weekdaysRegex')) {\n computeWeekdaysParse.call(this);\n }\n if (isStrict) {\n return this._weekdaysShortStrictRegex;\n } else {\n return this._weekdaysShortRegex;\n }\n } else {\n if (!hasOwnProp(this, '_weekdaysShortRegex')) {\n this._weekdaysShortRegex = defaultWeekdaysShortRegex;\n }\n return this._weekdaysShortStrictRegex && isStrict ? this._weekdaysShortStrictRegex : this._weekdaysShortRegex;\n }\n }\n function weekdaysMinRegex(isStrict) {\n if (this._weekdaysParseExact) {\n if (!hasOwnProp(this, '_weekdaysRegex')) {\n computeWeekdaysParse.call(this);\n }\n if (isStrict) {\n return this._weekdaysMinStrictRegex;\n } else {\n return this._weekdaysMinRegex;\n }\n } else {\n if (!hasOwnProp(this, '_weekdaysMinRegex')) {\n this._weekdaysMinRegex = defaultWeekdaysMinRegex;\n }\n return this._weekdaysMinStrictRegex && isStrict ? this._weekdaysMinStrictRegex : this._weekdaysMinRegex;\n }\n }\n function computeWeekdaysParse() {\n function cmpLenRev(a, b) {\n return b.length - a.length;\n }\n var minPieces = [],\n shortPieces = [],\n longPieces = [],\n mixedPieces = [],\n i,\n mom,\n minp,\n shortp,\n longp;\n for (i = 0; i < 7; i++) {\n // make the regex if we don't have it already\n mom = createUTC([2000, 1]).day(i);\n minp = regexEscape(this.weekdaysMin(mom, ''));\n shortp = regexEscape(this.weekdaysShort(mom, ''));\n longp = regexEscape(this.weekdays(mom, ''));\n minPieces.push(minp);\n shortPieces.push(shortp);\n longPieces.push(longp);\n mixedPieces.push(minp);\n mixedPieces.push(shortp);\n mixedPieces.push(longp);\n }\n // Sorting makes sure if one weekday (or abbr) is a prefix of another it\n // will match the longer piece.\n minPieces.sort(cmpLenRev);\n shortPieces.sort(cmpLenRev);\n longPieces.sort(cmpLenRev);\n mixedPieces.sort(cmpLenRev);\n this._weekdaysRegex = new RegExp('^(' + mixedPieces.join('|') + ')', 'i');\n this._weekdaysShortRegex = this._weekdaysRegex;\n this._weekdaysMinRegex = this._weekdaysRegex;\n this._weekdaysStrictRegex = new RegExp('^(' + longPieces.join('|') + ')', 'i');\n this._weekdaysShortStrictRegex = new RegExp('^(' + shortPieces.join('|') + ')', 'i');\n this._weekdaysMinStrictRegex = new RegExp('^(' + minPieces.join('|') + ')', 'i');\n }\n\n // FORMATTING\n\n function hFormat() {\n return this.hours() % 12 || 12;\n }\n function kFormat() {\n return this.hours() || 24;\n }\n addFormatToken('H', ['HH', 2], 0, 'hour');\n addFormatToken('h', ['hh', 2], 0, hFormat);\n addFormatToken('k', ['kk', 2], 0, kFormat);\n addFormatToken('hmm', 0, 0, function () {\n return '' + hFormat.apply(this) + zeroFill(this.minutes(), 2);\n });\n addFormatToken('hmmss', 0, 0, function () {\n return '' + hFormat.apply(this) + zeroFill(this.minutes(), 2) + zeroFill(this.seconds(), 2);\n });\n addFormatToken('Hmm', 0, 0, function () {\n return '' + this.hours() + zeroFill(this.minutes(), 2);\n });\n addFormatToken('Hmmss', 0, 0, function () {\n return '' + this.hours() + zeroFill(this.minutes(), 2) + zeroFill(this.seconds(), 2);\n });\n function meridiem(token, lowercase) {\n addFormatToken(token, 0, 0, function () {\n return this.localeData().meridiem(this.hours(), this.minutes(), lowercase);\n });\n }\n meridiem('a', true);\n meridiem('A', false);\n\n // PARSING\n\n function matchMeridiem(isStrict, locale) {\n return locale._meridiemParse;\n }\n addRegexToken('a', matchMeridiem);\n addRegexToken('A', matchMeridiem);\n addRegexToken('H', match1to2, match1to2HasZero);\n addRegexToken('h', match1to2, match1to2NoLeadingZero);\n addRegexToken('k', match1to2, match1to2NoLeadingZero);\n addRegexToken('HH', match1to2, match2);\n addRegexToken('hh', match1to2, match2);\n addRegexToken('kk', match1to2, match2);\n addRegexToken('hmm', match3to4);\n addRegexToken('hmmss', match5to6);\n addRegexToken('Hmm', match3to4);\n addRegexToken('Hmmss', match5to6);\n addParseToken(['H', 'HH'], HOUR);\n addParseToken(['k', 'kk'], function (input, array, config) {\n var kInput = toInt(input);\n array[HOUR] = kInput === 24 ? 0 : kInput;\n });\n addParseToken(['a', 'A'], function (input, array, config) {\n config._isPm = config._locale.isPM(input);\n config._meridiem = input;\n });\n addParseToken(['h', 'hh'], function (input, array, config) {\n array[HOUR] = toInt(input);\n getParsingFlags(config).bigHour = true;\n });\n addParseToken('hmm', function (input, array, config) {\n var pos = input.length - 2;\n array[HOUR] = toInt(input.substr(0, pos));\n array[MINUTE] = toInt(input.substr(pos));\n getParsingFlags(config).bigHour = true;\n });\n addParseToken('hmmss', function (input, array, config) {\n var pos1 = input.length - 4,\n pos2 = input.length - 2;\n array[HOUR] = toInt(input.substr(0, pos1));\n array[MINUTE] = toInt(input.substr(pos1, 2));\n array[SECOND] = toInt(input.substr(pos2));\n getParsingFlags(config).bigHour = true;\n });\n addParseToken('Hmm', function (input, array, config) {\n var pos = input.length - 2;\n array[HOUR] = toInt(input.substr(0, pos));\n array[MINUTE] = toInt(input.substr(pos));\n });\n addParseToken('Hmmss', function (input, array, config) {\n var pos1 = input.length - 4,\n pos2 = input.length - 2;\n array[HOUR] = toInt(input.substr(0, pos1));\n array[MINUTE] = toInt(input.substr(pos1, 2));\n array[SECOND] = toInt(input.substr(pos2));\n });\n\n // LOCALES\n\n function localeIsPM(input) {\n // IE8 Quirks Mode & IE7 Standards Mode do not allow accessing strings like arrays\n // Using charAt should be more compatible.\n return (input + '').toLowerCase().charAt(0) === 'p';\n }\n var defaultLocaleMeridiemParse = /[ap]\\.?m?\\.?/i,\n // Setting the hour should keep the time, because the user explicitly\n // specified which hour they want. So trying to maintain the same hour (in\n // a new timezone) makes sense. Adding/subtracting hours does not follow\n // this rule.\n getSetHour = makeGetSet('Hours', true);\n function localeMeridiem(hours, minutes, isLower) {\n if (hours > 11) {\n return isLower ? 'pm' : 'PM';\n } else {\n return isLower ? 'am' : 'AM';\n }\n }\n var baseConfig = {\n calendar: defaultCalendar,\n longDateFormat: defaultLongDateFormat,\n invalidDate: defaultInvalidDate,\n ordinal: defaultOrdinal,\n dayOfMonthOrdinalParse: defaultDayOfMonthOrdinalParse,\n relativeTime: defaultRelativeTime,\n months: defaultLocaleMonths,\n monthsShort: defaultLocaleMonthsShort,\n week: defaultLocaleWeek,\n weekdays: defaultLocaleWeekdays,\n weekdaysMin: defaultLocaleWeekdaysMin,\n weekdaysShort: defaultLocaleWeekdaysShort,\n meridiemParse: defaultLocaleMeridiemParse\n };\n\n // internal storage for locale config files\n var locales = {},\n localeFamilies = {},\n globalLocale;\n function commonPrefix(arr1, arr2) {\n var i,\n minl = Math.min(arr1.length, arr2.length);\n for (i = 0; i < minl; i += 1) {\n if (arr1[i] !== arr2[i]) {\n return i;\n }\n }\n return minl;\n }\n function normalizeLocale(key) {\n return key ? key.toLowerCase().replace('_', '-') : key;\n }\n\n // pick the locale from the array\n // try ['en-au', 'en-gb'] as 'en-au', 'en-gb', 'en', as in move through the list trying each\n // substring from most specific to least, but move to the next array item if it's a more specific variant than the current root\n function chooseLocale(names) {\n var i = 0,\n j,\n next,\n locale,\n split;\n while (i < names.length) {\n split = normalizeLocale(names[i]).split('-');\n j = split.length;\n next = normalizeLocale(names[i + 1]);\n next = next ? next.split('-') : null;\n while (j > 0) {\n locale = loadLocale(split.slice(0, j).join('-'));\n if (locale) {\n return locale;\n }\n if (next && next.length >= j && commonPrefix(split, next) >= j - 1) {\n //the next array item is better than a shallower substring of this one\n break;\n }\n j--;\n }\n i++;\n }\n return globalLocale;\n }\n function isLocaleNameSane(name) {\n // Prevent names that look like filesystem paths, i.e contain '/' or '\\'\n // Ensure name is available and function returns boolean\n return !!(name && name.match('^[^/\\\\\\\\]*$'));\n }\n function loadLocale(name) {\n var oldLocale = null,\n aliasedRequire;\n // TODO: Find a better way to register and load all the locales in Node\n if (locales[name] === undefined && typeof module !== 'undefined' && module && module.exports && isLocaleNameSane(name)) {\n try {\n oldLocale = globalLocale._abbr;\n aliasedRequire = require;\n aliasedRequire('./locale/' + name);\n getSetGlobalLocale(oldLocale);\n } catch (e) {\n // mark as not found to avoid repeating expensive file require call causing high CPU\n // when trying to find en-US, en_US, en-us for every format call\n locales[name] = null; // null means not found\n }\n }\n return locales[name];\n }\n\n // This function will load locale and then set the global locale. If\n // no arguments are passed in, it will simply return the current global\n // locale key.\n function getSetGlobalLocale(key, values) {\n var data;\n if (key) {\n if (isUndefined(values)) {\n data = getLocale(key);\n } else {\n data = defineLocale(key, values);\n }\n if (data) {\n // moment.duration._locale = moment._locale = data;\n globalLocale = data;\n } else {\n if (typeof console !== 'undefined' && console.warn) {\n //warn user if arguments are passed but the locale could not be set\n console.warn('Locale ' + key + ' not found. Did you forget to load it?');\n }\n }\n }\n return globalLocale._abbr;\n }\n function defineLocale(name, config) {\n if (config !== null) {\n var locale,\n parentConfig = baseConfig;\n config.abbr = name;\n if (locales[name] != null) {\n deprecateSimple('defineLocaleOverride', 'use moment.updateLocale(localeName, config) to change ' + 'an existing locale. moment.defineLocale(localeName, ' + 'config) should only be used for creating a new locale ' + 'See http://momentjs.com/guides/#/warnings/define-locale/ for more info.');\n parentConfig = locales[name]._config;\n } else if (config.parentLocale != null) {\n if (locales[config.parentLocale] != null) {\n parentConfig = locales[config.parentLocale]._config;\n } else {\n locale = loadLocale(config.parentLocale);\n if (locale != null) {\n parentConfig = locale._config;\n } else {\n if (!localeFamilies[config.parentLocale]) {\n localeFamilies[config.parentLocale] = [];\n }\n localeFamilies[config.parentLocale].push({\n name: name,\n config: config\n });\n return null;\n }\n }\n }\n locales[name] = new Locale(mergeConfigs(parentConfig, config));\n if (localeFamilies[name]) {\n localeFamilies[name].forEach(function (x) {\n defineLocale(x.name, x.config);\n });\n }\n\n // backwards compat for now: also set the locale\n // make sure we set the locale AFTER all child locales have been\n // created, so we won't end up with the child locale set.\n getSetGlobalLocale(name);\n return locales[name];\n } else {\n // useful for testing\n delete locales[name];\n return null;\n }\n }\n function updateLocale(name, config) {\n if (config != null) {\n var locale,\n tmpLocale,\n parentConfig = baseConfig;\n if (locales[name] != null && locales[name].parentLocale != null) {\n // Update existing child locale in-place to avoid memory-leaks\n locales[name].set(mergeConfigs(locales[name]._config, config));\n } else {\n // MERGE\n tmpLocale = loadLocale(name);\n if (tmpLocale != null) {\n parentConfig = tmpLocale._config;\n }\n config = mergeConfigs(parentConfig, config);\n if (tmpLocale == null) {\n // updateLocale is called for creating a new locale\n // Set abbr so it will have a name (getters return\n // undefined otherwise).\n config.abbr = name;\n }\n locale = new Locale(config);\n locale.parentLocale = locales[name];\n locales[name] = locale;\n }\n\n // backwards compat for now: also set the locale\n getSetGlobalLocale(name);\n } else {\n // pass null for config to unupdate, useful for tests\n if (locales[name] != null) {\n if (locales[name].parentLocale != null) {\n locales[name] = locales[name].parentLocale;\n if (name === getSetGlobalLocale()) {\n getSetGlobalLocale(name);\n }\n } else if (locales[name] != null) {\n delete locales[name];\n }\n }\n }\n return locales[name];\n }\n\n // returns locale data\n function getLocale(key) {\n var locale;\n if (key && key._locale && key._locale._abbr) {\n key = key._locale._abbr;\n }\n if (!key) {\n return globalLocale;\n }\n if (!isArray(key)) {\n //short-circuit everything else\n locale = loadLocale(key);\n if (locale) {\n return locale;\n }\n key = [key];\n }\n return chooseLocale(key);\n }\n function listLocales() {\n return keys(locales);\n }\n function checkOverflow(m) {\n var overflow,\n a = m._a;\n if (a && getParsingFlags(m).overflow === -2) {\n overflow = a[MONTH] < 0 || a[MONTH] > 11 ? MONTH : a[DATE] < 1 || a[DATE] > daysInMonth(a[YEAR], a[MONTH]) ? DATE : a[HOUR] < 0 || a[HOUR] > 24 || a[HOUR] === 24 && (a[MINUTE] !== 0 || a[SECOND] !== 0 || a[MILLISECOND] !== 0) ? HOUR : a[MINUTE] < 0 || a[MINUTE] > 59 ? MINUTE : a[SECOND] < 0 || a[SECOND] > 59 ? SECOND : a[MILLISECOND] < 0 || a[MILLISECOND] > 999 ? MILLISECOND : -1;\n if (getParsingFlags(m)._overflowDayOfYear && (overflow < YEAR || overflow > DATE)) {\n overflow = DATE;\n }\n if (getParsingFlags(m)._overflowWeeks && overflow === -1) {\n overflow = WEEK;\n }\n if (getParsingFlags(m)._overflowWeekday && overflow === -1) {\n overflow = WEEKDAY;\n }\n getParsingFlags(m).overflow = overflow;\n }\n return m;\n }\n\n // iso 8601 regex\n // 0000-00-00 0000-W00 or 0000-W00-0 + T + 00 or 00:00 or 00:00:00 or 00:00:00.000 + +00:00 or +0000 or +00)\n var extendedIsoRegex = /^\\s*((?:[+-]\\d{6}|\\d{4})-(?:\\d\\d-\\d\\d|W\\d\\d-\\d|W\\d\\d|\\d\\d\\d|\\d\\d))(?:(T| )(\\d\\d(?::\\d\\d(?::\\d\\d(?:[.,]\\d+)?)?)?)([+-]\\d\\d(?::?\\d\\d)?|\\s*Z)?)?$/,\n basicIsoRegex = /^\\s*((?:[+-]\\d{6}|\\d{4})(?:\\d\\d\\d\\d|W\\d\\d\\d|W\\d\\d|\\d\\d\\d|\\d\\d|))(?:(T| )(\\d\\d(?:\\d\\d(?:\\d\\d(?:[.,]\\d+)?)?)?)([+-]\\d\\d(?::?\\d\\d)?|\\s*Z)?)?$/,\n tzRegex = /Z|[+-]\\d\\d(?::?\\d\\d)?/,\n isoDates = [['YYYYYY-MM-DD', /[+-]\\d{6}-\\d\\d-\\d\\d/], ['YYYY-MM-DD', /\\d{4}-\\d\\d-\\d\\d/], ['GGGG-[W]WW-E', /\\d{4}-W\\d\\d-\\d/], ['GGGG-[W]WW', /\\d{4}-W\\d\\d/, false], ['YYYY-DDD', /\\d{4}-\\d{3}/], ['YYYY-MM', /\\d{4}-\\d\\d/, false], ['YYYYYYMMDD', /[+-]\\d{10}/], ['YYYYMMDD', /\\d{8}/], ['GGGG[W]WWE', /\\d{4}W\\d{3}/], ['GGGG[W]WW', /\\d{4}W\\d{2}/, false], ['YYYYDDD', /\\d{7}/], ['YYYYMM', /\\d{6}/, false], ['YYYY', /\\d{4}/, false]],\n // iso time formats and regexes\n isoTimes = [['HH:mm:ss.SSSS', /\\d\\d:\\d\\d:\\d\\d\\.\\d+/], ['HH:mm:ss,SSSS', /\\d\\d:\\d\\d:\\d\\d,\\d+/], ['HH:mm:ss', /\\d\\d:\\d\\d:\\d\\d/], ['HH:mm', /\\d\\d:\\d\\d/], ['HHmmss.SSSS', /\\d\\d\\d\\d\\d\\d\\.\\d+/], ['HHmmss,SSSS', /\\d\\d\\d\\d\\d\\d,\\d+/], ['HHmmss', /\\d\\d\\d\\d\\d\\d/], ['HHmm', /\\d\\d\\d\\d/], ['HH', /\\d\\d/]],\n aspNetJsonRegex = /^\\/?Date\\((-?\\d+)/i,\n // RFC 2822 regex: For details see https://tools.ietf.org/html/rfc2822#section-3.3\n rfc2822 = /^(?:(Mon|Tue|Wed|Thu|Fri|Sat|Sun),?\\s)?(\\d{1,2})\\s(Jan|Feb|Mar|Apr|May|Jun|Jul|Aug|Sep|Oct|Nov|Dec)\\s(\\d{2,4})\\s(\\d\\d):(\\d\\d)(?::(\\d\\d))?\\s(?:(UT|GMT|[ECMP][SD]T)|([Zz])|([+-]\\d{4}))$/,\n obsOffsets = {\n UT: 0,\n GMT: 0,\n EDT: -4 * 60,\n EST: -5 * 60,\n CDT: -5 * 60,\n CST: -6 * 60,\n MDT: -6 * 60,\n MST: -7 * 60,\n PDT: -7 * 60,\n PST: -8 * 60\n };\n\n // date from iso format\n function configFromISO(config) {\n var i,\n l,\n string = config._i,\n match = extendedIsoRegex.exec(string) || basicIsoRegex.exec(string),\n allowTime,\n dateFormat,\n timeFormat,\n tzFormat,\n isoDatesLen = isoDates.length,\n isoTimesLen = isoTimes.length;\n if (match) {\n getParsingFlags(config).iso = true;\n for (i = 0, l = isoDatesLen; i < l; i++) {\n if (isoDates[i][1].exec(match[1])) {\n dateFormat = isoDates[i][0];\n allowTime = isoDates[i][2] !== false;\n break;\n }\n }\n if (dateFormat == null) {\n config._isValid = false;\n return;\n }\n if (match[3]) {\n for (i = 0, l = isoTimesLen; i < l; i++) {\n if (isoTimes[i][1].exec(match[3])) {\n // match[2] should be 'T' or space\n timeFormat = (match[2] || ' ') + isoTimes[i][0];\n break;\n }\n }\n if (timeFormat == null) {\n config._isValid = false;\n return;\n }\n }\n if (!allowTime && timeFormat != null) {\n config._isValid = false;\n return;\n }\n if (match[4]) {\n if (tzRegex.exec(match[4])) {\n tzFormat = 'Z';\n } else {\n config._isValid = false;\n return;\n }\n }\n config._f = dateFormat + (timeFormat || '') + (tzFormat || '');\n configFromStringAndFormat(config);\n } else {\n config._isValid = false;\n }\n }\n function extractFromRFC2822Strings(yearStr, monthStr, dayStr, hourStr, minuteStr, secondStr) {\n var result = [untruncateYear(yearStr), defaultLocaleMonthsShort.indexOf(monthStr), parseInt(dayStr, 10), parseInt(hourStr, 10), parseInt(minuteStr, 10)];\n if (secondStr) {\n result.push(parseInt(secondStr, 10));\n }\n return result;\n }\n function untruncateYear(yearStr) {\n var year = parseInt(yearStr, 10);\n if (year <= 49) {\n return 2000 + year;\n } else if (year <= 999) {\n return 1900 + year;\n }\n return year;\n }\n function preprocessRFC2822(s) {\n // Remove comments and folding whitespace and replace multiple-spaces with a single space\n return s.replace(/\\([^()]*\\)|[\\n\\t]/g, ' ').replace(/(\\s\\s+)/g, ' ').replace(/^\\s\\s*/, '').replace(/\\s\\s*$/, '');\n }\n function checkWeekday(weekdayStr, parsedInput, config) {\n if (weekdayStr) {\n // TODO: Replace the vanilla JS Date object with an independent day-of-week check.\n var weekdayProvided = defaultLocaleWeekdaysShort.indexOf(weekdayStr),\n weekdayActual = new Date(parsedInput[0], parsedInput[1], parsedInput[2]).getDay();\n if (weekdayProvided !== weekdayActual) {\n getParsingFlags(config).weekdayMismatch = true;\n config._isValid = false;\n return false;\n }\n }\n return true;\n }\n function calculateOffset(obsOffset, militaryOffset, numOffset) {\n if (obsOffset) {\n return obsOffsets[obsOffset];\n } else if (militaryOffset) {\n // the only allowed military tz is Z\n return 0;\n } else {\n var hm = parseInt(numOffset, 10),\n m = hm % 100,\n h = (hm - m) / 100;\n return h * 60 + m;\n }\n }\n\n // date and time from ref 2822 format\n function configFromRFC2822(config) {\n var match = rfc2822.exec(preprocessRFC2822(config._i)),\n parsedArray;\n if (match) {\n parsedArray = extractFromRFC2822Strings(match[4], match[3], match[2], match[5], match[6], match[7]);\n if (!checkWeekday(match[1], parsedArray, config)) {\n return;\n }\n config._a = parsedArray;\n config._tzm = calculateOffset(match[8], match[9], match[10]);\n config._d = createUTCDate.apply(null, config._a);\n config._d.setUTCMinutes(config._d.getUTCMinutes() - config._tzm);\n getParsingFlags(config).rfc2822 = true;\n } else {\n config._isValid = false;\n }\n }\n\n // date from 1) ASP.NET, 2) ISO, 3) RFC 2822 formats, or 4) optional fallback if parsing isn't strict\n function configFromString(config) {\n var matched = aspNetJsonRegex.exec(config._i);\n if (matched !== null) {\n config._d = new Date(+matched[1]);\n return;\n }\n configFromISO(config);\n if (config._isValid === false) {\n delete config._isValid;\n } else {\n return;\n }\n configFromRFC2822(config);\n if (config._isValid === false) {\n delete config._isValid;\n } else {\n return;\n }\n if (config._strict) {\n config._isValid = false;\n } else {\n // Final attempt, use Input Fallback\n hooks.createFromInputFallback(config);\n }\n }\n hooks.createFromInputFallback = deprecate('value provided is not in a recognized RFC2822 or ISO format. moment construction falls back to js Date(), ' + 'which is not reliable across all browsers and versions. Non RFC2822/ISO date formats are ' + 'discouraged. Please refer to http://momentjs.com/guides/#/warnings/js-date/ for more info.', function (config) {\n config._d = new Date(config._i + (config._useUTC ? ' UTC' : ''));\n });\n\n // Pick the first defined of two or three arguments.\n function defaults(a, b, c) {\n if (a != null) {\n return a;\n }\n if (b != null) {\n return b;\n }\n return c;\n }\n function currentDateArray(config) {\n // hooks is actually the exported moment object\n var nowValue = new Date(hooks.now());\n if (config._useUTC) {\n return [nowValue.getUTCFullYear(), nowValue.getUTCMonth(), nowValue.getUTCDate()];\n }\n return [nowValue.getFullYear(), nowValue.getMonth(), nowValue.getDate()];\n }\n\n // convert an array to a date.\n // the array should mirror the parameters below\n // note: all values past the year are optional and will default to the lowest possible value.\n // [year, month, day , hour, minute, second, millisecond]\n function configFromArray(config) {\n var i,\n date,\n input = [],\n currentDate,\n expectedWeekday,\n yearToUse;\n if (config._d) {\n return;\n }\n currentDate = currentDateArray(config);\n\n //compute day of the year from weeks and weekdays\n if (config._w && config._a[DATE] == null && config._a[MONTH] == null) {\n dayOfYearFromWeekInfo(config);\n }\n\n //if the day of the year is set, figure out what it is\n if (config._dayOfYear != null) {\n yearToUse = defaults(config._a[YEAR], currentDate[YEAR]);\n if (config._dayOfYear > daysInYear(yearToUse) || config._dayOfYear === 0) {\n getParsingFlags(config)._overflowDayOfYear = true;\n }\n date = createUTCDate(yearToUse, 0, config._dayOfYear);\n config._a[MONTH] = date.getUTCMonth();\n config._a[DATE] = date.getUTCDate();\n }\n\n // Default to current date.\n // * if no year, month, day of month are given, default to today\n // * if day of month is given, default month and year\n // * if month is given, default only year\n // * if year is given, don't default anything\n for (i = 0; i < 3 && config._a[i] == null; ++i) {\n config._a[i] = input[i] = currentDate[i];\n }\n\n // Zero out whatever was not defaulted, including time\n for (; i < 7; i++) {\n config._a[i] = input[i] = config._a[i] == null ? i === 2 ? 1 : 0 : config._a[i];\n }\n\n // Check for 24:00:00.000\n if (config._a[HOUR] === 24 && config._a[MINUTE] === 0 && config._a[SECOND] === 0 && config._a[MILLISECOND] === 0) {\n config._nextDay = true;\n config._a[HOUR] = 0;\n }\n config._d = (config._useUTC ? createUTCDate : createDate).apply(null, input);\n expectedWeekday = config._useUTC ? config._d.getUTCDay() : config._d.getDay();\n\n // Apply timezone offset from input. The actual utcOffset can be changed\n // with parseZone.\n if (config._tzm != null) {\n config._d.setUTCMinutes(config._d.getUTCMinutes() - config._tzm);\n }\n if (config._nextDay) {\n config._a[HOUR] = 24;\n }\n\n // check for mismatching day of week\n if (config._w && typeof config._w.d !== 'undefined' && config._w.d !== expectedWeekday) {\n getParsingFlags(config).weekdayMismatch = true;\n }\n }\n function dayOfYearFromWeekInfo(config) {\n var w, weekYear, week, weekday, dow, doy, temp, weekdayOverflow, curWeek;\n w = config._w;\n if (w.GG != null || w.W != null || w.E != null) {\n dow = 1;\n doy = 4;\n\n // TODO: We need to take the current isoWeekYear, but that depends on\n // how we interpret now (local, utc, fixed offset). So create\n // a now version of current config (take local/utc/offset flags, and\n // create now).\n weekYear = defaults(w.GG, config._a[YEAR], weekOfYear(createLocal(), 1, 4).year);\n week = defaults(w.W, 1);\n weekday = defaults(w.E, 1);\n if (weekday < 1 || weekday > 7) {\n weekdayOverflow = true;\n }\n } else {\n dow = config._locale._week.dow;\n doy = config._locale._week.doy;\n curWeek = weekOfYear(createLocal(), dow, doy);\n weekYear = defaults(w.gg, config._a[YEAR], curWeek.year);\n\n // Default to current week.\n week = defaults(w.w, curWeek.week);\n if (w.d != null) {\n // weekday -- low day numbers are considered next week\n weekday = w.d;\n if (weekday < 0 || weekday > 6) {\n weekdayOverflow = true;\n }\n } else if (w.e != null) {\n // local weekday -- counting starts from beginning of week\n weekday = w.e + dow;\n if (w.e < 0 || w.e > 6) {\n weekdayOverflow = true;\n }\n } else {\n // default to beginning of week\n weekday = dow;\n }\n }\n if (week < 1 || week > weeksInYear(weekYear, dow, doy)) {\n getParsingFlags(config)._overflowWeeks = true;\n } else if (weekdayOverflow != null) {\n getParsingFlags(config)._overflowWeekday = true;\n } else {\n temp = dayOfYearFromWeeks(weekYear, week, weekday, dow, doy);\n config._a[YEAR] = temp.year;\n config._dayOfYear = temp.dayOfYear;\n }\n }\n\n // constant that refers to the ISO standard\n hooks.ISO_8601 = function () {};\n\n // constant that refers to the RFC 2822 form\n hooks.RFC_2822 = function () {};\n\n // date from string and format string\n function configFromStringAndFormat(config) {\n // TODO: Move this to another part of the creation flow to prevent circular deps\n if (config._f === hooks.ISO_8601) {\n configFromISO(config);\n return;\n }\n if (config._f === hooks.RFC_2822) {\n configFromRFC2822(config);\n return;\n }\n config._a = [];\n getParsingFlags(config).empty = true;\n\n // This array is used to make a Date, either with `new Date` or `Date.UTC`\n var string = '' + config._i,\n i,\n parsedInput,\n tokens,\n token,\n skipped,\n stringLength = string.length,\n totalParsedInputLength = 0,\n era,\n tokenLen;\n tokens = expandFormat(config._f, config._locale).match(formattingTokens) || [];\n tokenLen = tokens.length;\n for (i = 0; i < tokenLen; i++) {\n token = tokens[i];\n parsedInput = (string.match(getParseRegexForToken(token, config)) || [])[0];\n if (parsedInput) {\n skipped = string.substr(0, string.indexOf(parsedInput));\n if (skipped.length > 0) {\n getParsingFlags(config).unusedInput.push(skipped);\n }\n string = string.slice(string.indexOf(parsedInput) + parsedInput.length);\n totalParsedInputLength += parsedInput.length;\n }\n // don't parse if it's not a known token\n if (formatTokenFunctions[token]) {\n if (parsedInput) {\n getParsingFlags(config).empty = false;\n } else {\n getParsingFlags(config).unusedTokens.push(token);\n }\n addTimeToArrayFromToken(token, parsedInput, config);\n } else if (config._strict && !parsedInput) {\n getParsingFlags(config).unusedTokens.push(token);\n }\n }\n\n // add remaining unparsed input length to the string\n getParsingFlags(config).charsLeftOver = stringLength - totalParsedInputLength;\n if (string.length > 0) {\n getParsingFlags(config).unusedInput.push(string);\n }\n\n // clear _12h flag if hour is <= 12\n if (config._a[HOUR] <= 12 && getParsingFlags(config).bigHour === true && config._a[HOUR] > 0) {\n getParsingFlags(config).bigHour = undefined;\n }\n getParsingFlags(config).parsedDateParts = config._a.slice(0);\n getParsingFlags(config).meridiem = config._meridiem;\n // handle meridiem\n config._a[HOUR] = meridiemFixWrap(config._locale, config._a[HOUR], config._meridiem);\n\n // handle era\n era = getParsingFlags(config).era;\n if (era !== null) {\n config._a[YEAR] = config._locale.erasConvertYear(era, config._a[YEAR]);\n }\n configFromArray(config);\n checkOverflow(config);\n }\n function meridiemFixWrap(locale, hour, meridiem) {\n var isPm;\n if (meridiem == null) {\n // nothing to do\n return hour;\n }\n if (locale.meridiemHour != null) {\n return locale.meridiemHour(hour, meridiem);\n } else if (locale.isPM != null) {\n // Fallback\n isPm = locale.isPM(meridiem);\n if (isPm && hour < 12) {\n hour += 12;\n }\n if (!isPm && hour === 12) {\n hour = 0;\n }\n return hour;\n } else {\n // this is not supposed to happen\n return hour;\n }\n }\n\n // date from string and array of format strings\n function configFromStringAndArray(config) {\n var tempConfig,\n bestMoment,\n scoreToBeat,\n i,\n currentScore,\n validFormatFound,\n bestFormatIsValid = false,\n configfLen = config._f.length;\n if (configfLen === 0) {\n getParsingFlags(config).invalidFormat = true;\n config._d = new Date(NaN);\n return;\n }\n for (i = 0; i < configfLen; i++) {\n currentScore = 0;\n validFormatFound = false;\n tempConfig = copyConfig({}, config);\n if (config._useUTC != null) {\n tempConfig._useUTC = config._useUTC;\n }\n tempConfig._f = config._f[i];\n configFromStringAndFormat(tempConfig);\n if (isValid(tempConfig)) {\n validFormatFound = true;\n }\n\n // if there is any input that was not parsed add a penalty for that format\n currentScore += getParsingFlags(tempConfig).charsLeftOver;\n\n //or tokens\n currentScore += getParsingFlags(tempConfig).unusedTokens.length * 10;\n getParsingFlags(tempConfig).score = currentScore;\n if (!bestFormatIsValid) {\n if (scoreToBeat == null || currentScore < scoreToBeat || validFormatFound) {\n scoreToBeat = currentScore;\n bestMoment = tempConfig;\n if (validFormatFound) {\n bestFormatIsValid = true;\n }\n }\n } else {\n if (currentScore < scoreToBeat) {\n scoreToBeat = currentScore;\n bestMoment = tempConfig;\n }\n }\n }\n extend(config, bestMoment || tempConfig);\n }\n function configFromObject(config) {\n if (config._d) {\n return;\n }\n var i = normalizeObjectUnits(config._i),\n dayOrDate = i.day === undefined ? i.date : i.day;\n config._a = map([i.year, i.month, dayOrDate, i.hour, i.minute, i.second, i.millisecond], function (obj) {\n return obj && parseInt(obj, 10);\n });\n configFromArray(config);\n }\n function createFromConfig(config) {\n var res = new Moment(checkOverflow(prepareConfig(config)));\n if (res._nextDay) {\n // Adding is smart enough around DST\n res.add(1, 'd');\n res._nextDay = undefined;\n }\n return res;\n }\n function prepareConfig(config) {\n var input = config._i,\n format = config._f;\n config._locale = config._locale || getLocale(config._l);\n if (input === null || format === undefined && input === '') {\n return createInvalid({\n nullInput: true\n });\n }\n if (typeof input === 'string') {\n config._i = input = config._locale.preparse(input);\n }\n if (isMoment(input)) {\n return new Moment(checkOverflow(input));\n } else if (isDate(input)) {\n config._d = input;\n } else if (isArray(format)) {\n configFromStringAndArray(config);\n } else if (format) {\n configFromStringAndFormat(config);\n } else {\n configFromInput(config);\n }\n if (!isValid(config)) {\n config._d = null;\n }\n return config;\n }\n function configFromInput(config) {\n var input = config._i;\n if (isUndefined(input)) {\n config._d = new Date(hooks.now());\n } else if (isDate(input)) {\n config._d = new Date(input.valueOf());\n } else if (typeof input === 'string') {\n configFromString(config);\n } else if (isArray(input)) {\n config._a = map(input.slice(0), function (obj) {\n return parseInt(obj, 10);\n });\n configFromArray(config);\n } else if (isObject(input)) {\n configFromObject(config);\n } else if (isNumber(input)) {\n // from milliseconds\n config._d = new Date(input);\n } else {\n hooks.createFromInputFallback(config);\n }\n }\n function createLocalOrUTC(input, format, locale, strict, isUTC) {\n var c = {};\n if (format === true || format === false) {\n strict = format;\n format = undefined;\n }\n if (locale === true || locale === false) {\n strict = locale;\n locale = undefined;\n }\n if (isObject(input) && isObjectEmpty(input) || isArray(input) && input.length === 0) {\n input = undefined;\n }\n // object construction must be done this way.\n // https://github.com/moment/moment/issues/1423\n c._isAMomentObject = true;\n c._useUTC = c._isUTC = isUTC;\n c._l = locale;\n c._i = input;\n c._f = format;\n c._strict = strict;\n return createFromConfig(c);\n }\n function createLocal(input, format, locale, strict) {\n return createLocalOrUTC(input, format, locale, strict, false);\n }\n var prototypeMin = deprecate('moment().min is deprecated, use moment.max instead. http://momentjs.com/guides/#/warnings/min-max/', function () {\n var other = createLocal.apply(null, arguments);\n if (this.isValid() && other.isValid()) {\n return other < this ? this : other;\n } else {\n return createInvalid();\n }\n }),\n prototypeMax = deprecate('moment().max is deprecated, use moment.min instead. http://momentjs.com/guides/#/warnings/min-max/', function () {\n var other = createLocal.apply(null, arguments);\n if (this.isValid() && other.isValid()) {\n return other > this ? this : other;\n } else {\n return createInvalid();\n }\n });\n\n // Pick a moment m from moments so that m[fn](other) is true for all\n // other. This relies on the function fn to be transitive.\n //\n // moments should either be an array of moment objects or an array, whose\n // first element is an array of moment objects.\n function pickBy(fn, moments) {\n var res, i;\n if (moments.length === 1 && isArray(moments[0])) {\n moments = moments[0];\n }\n if (!moments.length) {\n return createLocal();\n }\n res = moments[0];\n for (i = 1; i < moments.length; ++i) {\n if (!moments[i].isValid() || moments[i][fn](res)) {\n res = moments[i];\n }\n }\n return res;\n }\n\n // TODO: Use [].sort instead?\n function min() {\n var args = [].slice.call(arguments, 0);\n return pickBy('isBefore', args);\n }\n function max() {\n var args = [].slice.call(arguments, 0);\n return pickBy('isAfter', args);\n }\n var now = function () {\n return Date.now ? Date.now() : +new Date();\n };\n var ordering = ['year', 'quarter', 'month', 'week', 'day', 'hour', 'minute', 'second', 'millisecond'];\n function isDurationValid(m) {\n var key,\n unitHasDecimal = false,\n i,\n orderLen = ordering.length;\n for (key in m) {\n if (hasOwnProp(m, key) && !(indexOf.call(ordering, key) !== -1 && (m[key] == null || !isNaN(m[key])))) {\n return false;\n }\n }\n for (i = 0; i < orderLen; ++i) {\n if (m[ordering[i]]) {\n if (unitHasDecimal) {\n return false; // only allow non-integers for smallest unit\n }\n if (parseFloat(m[ordering[i]]) !== toInt(m[ordering[i]])) {\n unitHasDecimal = true;\n }\n }\n }\n return true;\n }\n function isValid$1() {\n return this._isValid;\n }\n function createInvalid$1() {\n return createDuration(NaN);\n }\n function Duration(duration) {\n var normalizedInput = normalizeObjectUnits(duration),\n years = normalizedInput.year || 0,\n quarters = normalizedInput.quarter || 0,\n months = normalizedInput.month || 0,\n weeks = normalizedInput.week || normalizedInput.isoWeek || 0,\n days = normalizedInput.day || 0,\n hours = normalizedInput.hour || 0,\n minutes = normalizedInput.minute || 0,\n seconds = normalizedInput.second || 0,\n milliseconds = normalizedInput.millisecond || 0;\n this._isValid = isDurationValid(normalizedInput);\n\n // representation for dateAddRemove\n this._milliseconds = +milliseconds + seconds * 1e3 +\n // 1000\n minutes * 6e4 +\n // 1000 * 60\n hours * 1000 * 60 * 60; //using 1000 * 60 * 60 instead of 36e5 to avoid floating point rounding errors https://github.com/moment/moment/issues/2978\n // Because of dateAddRemove treats 24 hours as different from a\n // day when working around DST, we need to store them separately\n this._days = +days + weeks * 7;\n // It is impossible to translate months into days without knowing\n // which months you are are talking about, so we have to store\n // it separately.\n this._months = +months + quarters * 3 + years * 12;\n this._data = {};\n this._locale = getLocale();\n this._bubble();\n }\n function isDuration(obj) {\n return obj instanceof Duration;\n }\n function absRound(number) {\n if (number < 0) {\n return Math.round(-1 * number) * -1;\n } else {\n return Math.round(number);\n }\n }\n\n // compare two arrays, return the number of differences\n function compareArrays(array1, array2, dontConvert) {\n var len = Math.min(array1.length, array2.length),\n lengthDiff = Math.abs(array1.length - array2.length),\n diffs = 0,\n i;\n for (i = 0; i < len; i++) {\n if (dontConvert && array1[i] !== array2[i] || !dontConvert && toInt(array1[i]) !== toInt(array2[i])) {\n diffs++;\n }\n }\n return diffs + lengthDiff;\n }\n\n // FORMATTING\n\n function offset(token, separator) {\n addFormatToken(token, 0, 0, function () {\n var offset = this.utcOffset(),\n sign = '+';\n if (offset < 0) {\n offset = -offset;\n sign = '-';\n }\n return sign + zeroFill(~~(offset / 60), 2) + separator + zeroFill(~~offset % 60, 2);\n });\n }\n offset('Z', ':');\n offset('ZZ', '');\n\n // PARSING\n\n addRegexToken('Z', matchShortOffset);\n addRegexToken('ZZ', matchShortOffset);\n addParseToken(['Z', 'ZZ'], function (input, array, config) {\n config._useUTC = true;\n config._tzm = offsetFromString(matchShortOffset, input);\n });\n\n // HELPERS\n\n // timezone chunker\n // '+10:00' > ['10', '00']\n // '-1530' > ['-15', '30']\n var chunkOffset = /([\\+\\-]|\\d\\d)/gi;\n function offsetFromString(matcher, string) {\n var matches = (string || '').match(matcher),\n chunk,\n parts,\n minutes;\n if (matches === null) {\n return null;\n }\n chunk = matches[matches.length - 1] || [];\n parts = (chunk + '').match(chunkOffset) || ['-', 0, 0];\n minutes = +(parts[1] * 60) + toInt(parts[2]);\n return minutes === 0 ? 0 : parts[0] === '+' ? minutes : -minutes;\n }\n\n // Return a moment from input, that is local/utc/zone equivalent to model.\n function cloneWithOffset(input, model) {\n var res, diff;\n if (model._isUTC) {\n res = model.clone();\n diff = (isMoment(input) || isDate(input) ? input.valueOf() : createLocal(input).valueOf()) - res.valueOf();\n // Use low-level api, because this fn is low-level api.\n res._d.setTime(res._d.valueOf() + diff);\n hooks.updateOffset(res, false);\n return res;\n } else {\n return createLocal(input).local();\n }\n }\n function getDateOffset(m) {\n // On Firefox.24 Date#getTimezoneOffset returns a floating point.\n // https://github.com/moment/moment/pull/1871\n return -Math.round(m._d.getTimezoneOffset());\n }\n\n // HOOKS\n\n // This function will be called whenever a moment is mutated.\n // It is intended to keep the offset in sync with the timezone.\n hooks.updateOffset = function () {};\n\n // MOMENTS\n\n // keepLocalTime = true means only change the timezone, without\n // affecting the local hour. So 5:31:26 +0300 --[utcOffset(2, true)]-->\n // 5:31:26 +0200 It is possible that 5:31:26 doesn't exist with offset\n // +0200, so we adjust the time as needed, to be valid.\n //\n // Keeping the time actually adds/subtracts (one hour)\n // from the actual represented time. That is why we call updateOffset\n // a second time. In case it wants us to change the offset again\n // _changeInProgress == true case, then we have to adjust, because\n // there is no such time in the given timezone.\n function getSetOffset(input, keepLocalTime, keepMinutes) {\n var offset = this._offset || 0,\n localAdjust;\n if (!this.isValid()) {\n return input != null ? this : NaN;\n }\n if (input != null) {\n if (typeof input === 'string') {\n input = offsetFromString(matchShortOffset, input);\n if (input === null) {\n return this;\n }\n } else if (Math.abs(input) < 16 && !keepMinutes) {\n input = input * 60;\n }\n if (!this._isUTC && keepLocalTime) {\n localAdjust = getDateOffset(this);\n }\n this._offset = input;\n this._isUTC = true;\n if (localAdjust != null) {\n this.add(localAdjust, 'm');\n }\n if (offset !== input) {\n if (!keepLocalTime || this._changeInProgress) {\n addSubtract(this, createDuration(input - offset, 'm'), 1, false);\n } else if (!this._changeInProgress) {\n this._changeInProgress = true;\n hooks.updateOffset(this, true);\n this._changeInProgress = null;\n }\n }\n return this;\n } else {\n return this._isUTC ? offset : getDateOffset(this);\n }\n }\n function getSetZone(input, keepLocalTime) {\n if (input != null) {\n if (typeof input !== 'string') {\n input = -input;\n }\n this.utcOffset(input, keepLocalTime);\n return this;\n } else {\n return -this.utcOffset();\n }\n }\n function setOffsetToUTC(keepLocalTime) {\n return this.utcOffset(0, keepLocalTime);\n }\n function setOffsetToLocal(keepLocalTime) {\n if (this._isUTC) {\n this.utcOffset(0, keepLocalTime);\n this._isUTC = false;\n if (keepLocalTime) {\n this.subtract(getDateOffset(this), 'm');\n }\n }\n return this;\n }\n function setOffsetToParsedOffset() {\n if (this._tzm != null) {\n this.utcOffset(this._tzm, false, true);\n } else if (typeof this._i === 'string') {\n var tZone = offsetFromString(matchOffset, this._i);\n if (tZone != null) {\n this.utcOffset(tZone);\n } else {\n this.utcOffset(0, true);\n }\n }\n return this;\n }\n function hasAlignedHourOffset(input) {\n if (!this.isValid()) {\n return false;\n }\n input = input ? createLocal(input).utcOffset() : 0;\n return (this.utcOffset() - input) % 60 === 0;\n }\n function isDaylightSavingTime() {\n return this.utcOffset() > this.clone().month(0).utcOffset() || this.utcOffset() > this.clone().month(5).utcOffset();\n }\n function isDaylightSavingTimeShifted() {\n if (!isUndefined(this._isDSTShifted)) {\n return this._isDSTShifted;\n }\n var c = {},\n other;\n copyConfig(c, this);\n c = prepareConfig(c);\n if (c._a) {\n other = c._isUTC ? createUTC(c._a) : createLocal(c._a);\n this._isDSTShifted = this.isValid() && compareArrays(c._a, other.toArray()) > 0;\n } else {\n this._isDSTShifted = false;\n }\n return this._isDSTShifted;\n }\n function isLocal() {\n return this.isValid() ? !this._isUTC : false;\n }\n function isUtcOffset() {\n return this.isValid() ? this._isUTC : false;\n }\n function isUtc() {\n return this.isValid() ? this._isUTC && this._offset === 0 : false;\n }\n\n // ASP.NET json date format regex\n var aspNetRegex = /^(-|\\+)?(?:(\\d*)[. ])?(\\d+):(\\d+)(?::(\\d+)(\\.\\d*)?)?$/,\n // from http://docs.closure-library.googlecode.com/git/closure_goog_date_date.js.source.html\n // somewhat more in line with 4.4.3.2 2004 spec, but allows decimal anywhere\n // and further modified to allow for strings containing both week and day\n isoRegex = /^(-|\\+)?P(?:([-+]?[0-9,.]*)Y)?(?:([-+]?[0-9,.]*)M)?(?:([-+]?[0-9,.]*)W)?(?:([-+]?[0-9,.]*)D)?(?:T(?:([-+]?[0-9,.]*)H)?(?:([-+]?[0-9,.]*)M)?(?:([-+]?[0-9,.]*)S)?)?$/;\n function createDuration(input, key) {\n var duration = input,\n // matching against regexp is expensive, do it on demand\n match = null,\n sign,\n ret,\n diffRes;\n if (isDuration(input)) {\n duration = {\n ms: input._milliseconds,\n d: input._days,\n M: input._months\n };\n } else if (isNumber(input) || !isNaN(+input)) {\n duration = {};\n if (key) {\n duration[key] = +input;\n } else {\n duration.milliseconds = +input;\n }\n } else if (match = aspNetRegex.exec(input)) {\n sign = match[1] === '-' ? -1 : 1;\n duration = {\n y: 0,\n d: toInt(match[DATE]) * sign,\n h: toInt(match[HOUR]) * sign,\n m: toInt(match[MINUTE]) * sign,\n s: toInt(match[SECOND]) * sign,\n ms: toInt(absRound(match[MILLISECOND] * 1000)) * sign // the millisecond decimal point is included in the match\n };\n } else if (match = isoRegex.exec(input)) {\n sign = match[1] === '-' ? -1 : 1;\n duration = {\n y: parseIso(match[2], sign),\n M: parseIso(match[3], sign),\n w: parseIso(match[4], sign),\n d: parseIso(match[5], sign),\n h: parseIso(match[6], sign),\n m: parseIso(match[7], sign),\n s: parseIso(match[8], sign)\n };\n } else if (duration == null) {\n // checks for null or undefined\n duration = {};\n } else if (typeof duration === 'object' && ('from' in duration || 'to' in duration)) {\n diffRes = momentsDifference(createLocal(duration.from), createLocal(duration.to));\n duration = {};\n duration.ms = diffRes.milliseconds;\n duration.M = diffRes.months;\n }\n ret = new Duration(duration);\n if (isDuration(input) && hasOwnProp(input, '_locale')) {\n ret._locale = input._locale;\n }\n if (isDuration(input) && hasOwnProp(input, '_isValid')) {\n ret._isValid = input._isValid;\n }\n return ret;\n }\n createDuration.fn = Duration.prototype;\n createDuration.invalid = createInvalid$1;\n function parseIso(inp, sign) {\n // We'd normally use ~~inp for this, but unfortunately it also\n // converts floats to ints.\n // inp may be undefined, so careful calling replace on it.\n var res = inp && parseFloat(inp.replace(',', '.'));\n // apply sign while we're at it\n return (isNaN(res) ? 0 : res) * sign;\n }\n function positiveMomentsDifference(base, other) {\n var res = {};\n res.months = other.month() - base.month() + (other.year() - base.year()) * 12;\n if (base.clone().add(res.months, 'M').isAfter(other)) {\n --res.months;\n }\n res.milliseconds = +other - +base.clone().add(res.months, 'M');\n return res;\n }\n function momentsDifference(base, other) {\n var res;\n if (!(base.isValid() && other.isValid())) {\n return {\n milliseconds: 0,\n months: 0\n };\n }\n other = cloneWithOffset(other, base);\n if (base.isBefore(other)) {\n res = positiveMomentsDifference(base, other);\n } else {\n res = positiveMomentsDifference(other, base);\n res.milliseconds = -res.milliseconds;\n res.months = -res.months;\n }\n return res;\n }\n\n // TODO: remove 'name' arg after deprecation is removed\n function createAdder(direction, name) {\n return function (val, period) {\n var dur, tmp;\n //invert the arguments, but complain about it\n if (period !== null && !isNaN(+period)) {\n deprecateSimple(name, 'moment().' + name + '(period, number) is deprecated. Please use moment().' + name + '(number, period). ' + 'See http://momentjs.com/guides/#/warnings/add-inverted-param/ for more info.');\n tmp = val;\n val = period;\n period = tmp;\n }\n dur = createDuration(val, period);\n addSubtract(this, dur, direction);\n return this;\n };\n }\n function addSubtract(mom, duration, isAdding, updateOffset) {\n var milliseconds = duration._milliseconds,\n days = absRound(duration._days),\n months = absRound(duration._months);\n if (!mom.isValid()) {\n // No op\n return;\n }\n updateOffset = updateOffset == null ? true : updateOffset;\n if (months) {\n setMonth(mom, get(mom, 'Month') + months * isAdding);\n }\n if (days) {\n set$1(mom, 'Date', get(mom, 'Date') + days * isAdding);\n }\n if (milliseconds) {\n mom._d.setTime(mom._d.valueOf() + milliseconds * isAdding);\n }\n if (updateOffset) {\n hooks.updateOffset(mom, days || months);\n }\n }\n var add = createAdder(1, 'add'),\n subtract = createAdder(-1, 'subtract');\n function isString(input) {\n return typeof input === 'string' || input instanceof String;\n }\n\n // type MomentInput = Moment | Date | string | number | (number | string)[] | MomentInputObject | void; // null | undefined\n function isMomentInput(input) {\n return isMoment(input) || isDate(input) || isString(input) || isNumber(input) || isNumberOrStringArray(input) || isMomentInputObject(input) || input === null || input === undefined;\n }\n function isMomentInputObject(input) {\n var objectTest = isObject(input) && !isObjectEmpty(input),\n propertyTest = false,\n properties = ['years', 'year', 'y', 'months', 'month', 'M', 'days', 'day', 'd', 'dates', 'date', 'D', 'hours', 'hour', 'h', 'minutes', 'minute', 'm', 'seconds', 'second', 's', 'milliseconds', 'millisecond', 'ms'],\n i,\n property,\n propertyLen = properties.length;\n for (i = 0; i < propertyLen; i += 1) {\n property = properties[i];\n propertyTest = propertyTest || hasOwnProp(input, property);\n }\n return objectTest && propertyTest;\n }\n function isNumberOrStringArray(input) {\n var arrayTest = isArray(input),\n dataTypeTest = false;\n if (arrayTest) {\n dataTypeTest = input.filter(function (item) {\n return !isNumber(item) && isString(input);\n }).length === 0;\n }\n return arrayTest && dataTypeTest;\n }\n function isCalendarSpec(input) {\n var objectTest = isObject(input) && !isObjectEmpty(input),\n propertyTest = false,\n properties = ['sameDay', 'nextDay', 'lastDay', 'nextWeek', 'lastWeek', 'sameElse'],\n i,\n property;\n for (i = 0; i < properties.length; i += 1) {\n property = properties[i];\n propertyTest = propertyTest || hasOwnProp(input, property);\n }\n return objectTest && propertyTest;\n }\n function getCalendarFormat(myMoment, now) {\n var diff = myMoment.diff(now, 'days', true);\n return diff < -6 ? 'sameElse' : diff < -1 ? 'lastWeek' : diff < 0 ? 'lastDay' : diff < 1 ? 'sameDay' : diff < 2 ? 'nextDay' : diff < 7 ? 'nextWeek' : 'sameElse';\n }\n function calendar$1(time, formats) {\n // Support for single parameter, formats only overload to the calendar function\n if (arguments.length === 1) {\n if (!arguments[0]) {\n time = undefined;\n formats = undefined;\n } else if (isMomentInput(arguments[0])) {\n time = arguments[0];\n formats = undefined;\n } else if (isCalendarSpec(arguments[0])) {\n formats = arguments[0];\n time = undefined;\n }\n }\n // We want to compare the start of today, vs this.\n // Getting start-of-today depends on whether we're local/utc/offset or not.\n var now = time || createLocal(),\n sod = cloneWithOffset(now, this).startOf('day'),\n format = hooks.calendarFormat(this, sod) || 'sameElse',\n output = formats && (isFunction(formats[format]) ? formats[format].call(this, now) : formats[format]);\n return this.format(output || this.localeData().calendar(format, this, createLocal(now)));\n }\n function clone() {\n return new Moment(this);\n }\n function isAfter(input, units) {\n var localInput = isMoment(input) ? input : createLocal(input);\n if (!(this.isValid() && localInput.isValid())) {\n return false;\n }\n units = normalizeUnits(units) || 'millisecond';\n if (units === 'millisecond') {\n return this.valueOf() > localInput.valueOf();\n } else {\n return localInput.valueOf() < this.clone().startOf(units).valueOf();\n }\n }\n function isBefore(input, units) {\n var localInput = isMoment(input) ? input : createLocal(input);\n if (!(this.isValid() && localInput.isValid())) {\n return false;\n }\n units = normalizeUnits(units) || 'millisecond';\n if (units === 'millisecond') {\n return this.valueOf() < localInput.valueOf();\n } else {\n return this.clone().endOf(units).valueOf() < localInput.valueOf();\n }\n }\n function isBetween(from, to, units, inclusivity) {\n var localFrom = isMoment(from) ? from : createLocal(from),\n localTo = isMoment(to) ? to : createLocal(to);\n if (!(this.isValid() && localFrom.isValid() && localTo.isValid())) {\n return false;\n }\n inclusivity = inclusivity || '()';\n return (inclusivity[0] === '(' ? this.isAfter(localFrom, units) : !this.isBefore(localFrom, units)) && (inclusivity[1] === ')' ? this.isBefore(localTo, units) : !this.isAfter(localTo, units));\n }\n function isSame(input, units) {\n var localInput = isMoment(input) ? input : createLocal(input),\n inputMs;\n if (!(this.isValid() && localInput.isValid())) {\n return false;\n }\n units = normalizeUnits(units) || 'millisecond';\n if (units === 'millisecond') {\n return this.valueOf() === localInput.valueOf();\n } else {\n inputMs = localInput.valueOf();\n return this.clone().startOf(units).valueOf() <= inputMs && inputMs <= this.clone().endOf(units).valueOf();\n }\n }\n function isSameOrAfter(input, units) {\n return this.isSame(input, units) || this.isAfter(input, units);\n }\n function isSameOrBefore(input, units) {\n return this.isSame(input, units) || this.isBefore(input, units);\n }\n function diff(input, units, asFloat) {\n var that, zoneDelta, output;\n if (!this.isValid()) {\n return NaN;\n }\n that = cloneWithOffset(input, this);\n if (!that.isValid()) {\n return NaN;\n }\n zoneDelta = (that.utcOffset() - this.utcOffset()) * 6e4;\n units = normalizeUnits(units);\n switch (units) {\n case 'year':\n output = monthDiff(this, that) / 12;\n break;\n case 'month':\n output = monthDiff(this, that);\n break;\n case 'quarter':\n output = monthDiff(this, that) / 3;\n break;\n case 'second':\n output = (this - that) / 1e3;\n break;\n // 1000\n case 'minute':\n output = (this - that) / 6e4;\n break;\n // 1000 * 60\n case 'hour':\n output = (this - that) / 36e5;\n break;\n // 1000 * 60 * 60\n case 'day':\n output = (this - that - zoneDelta) / 864e5;\n break;\n // 1000 * 60 * 60 * 24, negate dst\n case 'week':\n output = (this - that - zoneDelta) / 6048e5;\n break;\n // 1000 * 60 * 60 * 24 * 7, negate dst\n default:\n output = this - that;\n }\n return asFloat ? output : absFloor(output);\n }\n function monthDiff(a, b) {\n if (a.date() < b.date()) {\n // end-of-month calculations work correct when the start month has more\n // days than the end month.\n return -monthDiff(b, a);\n }\n // difference in months\n var wholeMonthDiff = (b.year() - a.year()) * 12 + (b.month() - a.month()),\n // b is in (anchor - 1 month, anchor + 1 month)\n anchor = a.clone().add(wholeMonthDiff, 'months'),\n anchor2,\n adjust;\n if (b - anchor < 0) {\n anchor2 = a.clone().add(wholeMonthDiff - 1, 'months');\n // linear across the month\n adjust = (b - anchor) / (anchor - anchor2);\n } else {\n anchor2 = a.clone().add(wholeMonthDiff + 1, 'months');\n // linear across the month\n adjust = (b - anchor) / (anchor2 - anchor);\n }\n\n //check for negative zero, return zero if negative zero\n return -(wholeMonthDiff + adjust) || 0;\n }\n hooks.defaultFormat = 'YYYY-MM-DDTHH:mm:ssZ';\n hooks.defaultFormatUtc = 'YYYY-MM-DDTHH:mm:ss[Z]';\n function toString() {\n return this.clone().locale('en').format('ddd MMM DD YYYY HH:mm:ss [GMT]ZZ');\n }\n function toISOString(keepOffset) {\n if (!this.isValid()) {\n return null;\n }\n var utc = keepOffset !== true,\n m = utc ? this.clone().utc() : this;\n if (m.year() < 0 || m.year() > 9999) {\n return formatMoment(m, utc ? 'YYYYYY-MM-DD[T]HH:mm:ss.SSS[Z]' : 'YYYYYY-MM-DD[T]HH:mm:ss.SSSZ');\n }\n if (isFunction(Date.prototype.toISOString)) {\n // native implementation is ~50x faster, use it when we can\n if (utc) {\n return this.toDate().toISOString();\n } else {\n return new Date(this.valueOf() + this.utcOffset() * 60 * 1000).toISOString().replace('Z', formatMoment(m, 'Z'));\n }\n }\n return formatMoment(m, utc ? 'YYYY-MM-DD[T]HH:mm:ss.SSS[Z]' : 'YYYY-MM-DD[T]HH:mm:ss.SSSZ');\n }\n\n /**\n * Return a human readable representation of a moment that can\n * also be evaluated to get a new moment which is the same\n *\n * @link https://nodejs.org/dist/latest/docs/api/util.html#util_custom_inspect_function_on_objects\n */\n function inspect() {\n if (!this.isValid()) {\n return 'moment.invalid(/* ' + this._i + ' */)';\n }\n var func = 'moment',\n zone = '',\n prefix,\n year,\n datetime,\n suffix;\n if (!this.isLocal()) {\n func = this.utcOffset() === 0 ? 'moment.utc' : 'moment.parseZone';\n zone = 'Z';\n }\n prefix = '[' + func + '(\"]';\n year = 0 <= this.year() && this.year() <= 9999 ? 'YYYY' : 'YYYYYY';\n datetime = '-MM-DD[T]HH:mm:ss.SSS';\n suffix = zone + '[\")]';\n return this.format(prefix + year + datetime + suffix);\n }\n function format(inputString) {\n if (!inputString) {\n inputString = this.isUtc() ? hooks.defaultFormatUtc : hooks.defaultFormat;\n }\n var output = formatMoment(this, inputString);\n return this.localeData().postformat(output);\n }\n function from(time, withoutSuffix) {\n if (this.isValid() && (isMoment(time) && time.isValid() || createLocal(time).isValid())) {\n return createDuration({\n to: this,\n from: time\n }).locale(this.locale()).humanize(!withoutSuffix);\n } else {\n return this.localeData().invalidDate();\n }\n }\n function fromNow(withoutSuffix) {\n return this.from(createLocal(), withoutSuffix);\n }\n function to(time, withoutSuffix) {\n if (this.isValid() && (isMoment(time) && time.isValid() || createLocal(time).isValid())) {\n return createDuration({\n from: this,\n to: time\n }).locale(this.locale()).humanize(!withoutSuffix);\n } else {\n return this.localeData().invalidDate();\n }\n }\n function toNow(withoutSuffix) {\n return this.to(createLocal(), withoutSuffix);\n }\n\n // If passed a locale key, it will set the locale for this\n // instance. Otherwise, it will return the locale configuration\n // variables for this instance.\n function locale(key) {\n var newLocaleData;\n if (key === undefined) {\n return this._locale._abbr;\n } else {\n newLocaleData = getLocale(key);\n if (newLocaleData != null) {\n this._locale = newLocaleData;\n }\n return this;\n }\n }\n var lang = deprecate('moment().lang() is deprecated. Instead, use moment().localeData() to get the language configuration. Use moment().locale() to change languages.', function (key) {\n if (key === undefined) {\n return this.localeData();\n } else {\n return this.locale(key);\n }\n });\n function localeData() {\n return this._locale;\n }\n var MS_PER_SECOND = 1000,\n MS_PER_MINUTE = 60 * MS_PER_SECOND,\n MS_PER_HOUR = 60 * MS_PER_MINUTE,\n MS_PER_400_YEARS = (365 * 400 + 97) * 24 * MS_PER_HOUR;\n\n // actual modulo - handles negative numbers (for dates before 1970):\n function mod$1(dividend, divisor) {\n return (dividend % divisor + divisor) % divisor;\n }\n function localStartOfDate(y, m, d) {\n // the date constructor remaps years 0-99 to 1900-1999\n if (y < 100 && y >= 0) {\n // preserve leap years using a full 400 year cycle, then reset\n return new Date(y + 400, m, d) - MS_PER_400_YEARS;\n } else {\n return new Date(y, m, d).valueOf();\n }\n }\n function utcStartOfDate(y, m, d) {\n // Date.UTC remaps years 0-99 to 1900-1999\n if (y < 100 && y >= 0) {\n // preserve leap years using a full 400 year cycle, then reset\n return Date.UTC(y + 400, m, d) - MS_PER_400_YEARS;\n } else {\n return Date.UTC(y, m, d);\n }\n }\n function startOf(units) {\n var time, startOfDate;\n units = normalizeUnits(units);\n if (units === undefined || units === 'millisecond' || !this.isValid()) {\n return this;\n }\n startOfDate = this._isUTC ? utcStartOfDate : localStartOfDate;\n switch (units) {\n case 'year':\n time = startOfDate(this.year(), 0, 1);\n break;\n case 'quarter':\n time = startOfDate(this.year(), this.month() - this.month() % 3, 1);\n break;\n case 'month':\n time = startOfDate(this.year(), this.month(), 1);\n break;\n case 'week':\n time = startOfDate(this.year(), this.month(), this.date() - this.weekday());\n break;\n case 'isoWeek':\n time = startOfDate(this.year(), this.month(), this.date() - (this.isoWeekday() - 1));\n break;\n case 'day':\n case 'date':\n time = startOfDate(this.year(), this.month(), this.date());\n break;\n case 'hour':\n time = this._d.valueOf();\n time -= mod$1(time + (this._isUTC ? 0 : this.utcOffset() * MS_PER_MINUTE), MS_PER_HOUR);\n break;\n case 'minute':\n time = this._d.valueOf();\n time -= mod$1(time, MS_PER_MINUTE);\n break;\n case 'second':\n time = this._d.valueOf();\n time -= mod$1(time, MS_PER_SECOND);\n break;\n }\n this._d.setTime(time);\n hooks.updateOffset(this, true);\n return this;\n }\n function endOf(units) {\n var time, startOfDate;\n units = normalizeUnits(units);\n if (units === undefined || units === 'millisecond' || !this.isValid()) {\n return this;\n }\n startOfDate = this._isUTC ? utcStartOfDate : localStartOfDate;\n switch (units) {\n case 'year':\n time = startOfDate(this.year() + 1, 0, 1) - 1;\n break;\n case 'quarter':\n time = startOfDate(this.year(), this.month() - this.month() % 3 + 3, 1) - 1;\n break;\n case 'month':\n time = startOfDate(this.year(), this.month() + 1, 1) - 1;\n break;\n case 'week':\n time = startOfDate(this.year(), this.month(), this.date() - this.weekday() + 7) - 1;\n break;\n case 'isoWeek':\n time = startOfDate(this.year(), this.month(), this.date() - (this.isoWeekday() - 1) + 7) - 1;\n break;\n case 'day':\n case 'date':\n time = startOfDate(this.year(), this.month(), this.date() + 1) - 1;\n break;\n case 'hour':\n time = this._d.valueOf();\n time += MS_PER_HOUR - mod$1(time + (this._isUTC ? 0 : this.utcOffset() * MS_PER_MINUTE), MS_PER_HOUR) - 1;\n break;\n case 'minute':\n time = this._d.valueOf();\n time += MS_PER_MINUTE - mod$1(time, MS_PER_MINUTE) - 1;\n break;\n case 'second':\n time = this._d.valueOf();\n time += MS_PER_SECOND - mod$1(time, MS_PER_SECOND) - 1;\n break;\n }\n this._d.setTime(time);\n hooks.updateOffset(this, true);\n return this;\n }\n function valueOf() {\n return this._d.valueOf() - (this._offset || 0) * 60000;\n }\n function unix() {\n return Math.floor(this.valueOf() / 1000);\n }\n function toDate() {\n return new Date(this.valueOf());\n }\n function toArray() {\n var m = this;\n return [m.year(), m.month(), m.date(), m.hour(), m.minute(), m.second(), m.millisecond()];\n }\n function toObject() {\n var m = this;\n return {\n years: m.year(),\n months: m.month(),\n date: m.date(),\n hours: m.hours(),\n minutes: m.minutes(),\n seconds: m.seconds(),\n milliseconds: m.milliseconds()\n };\n }\n function toJSON() {\n // new Date(NaN).toJSON() === null\n return this.isValid() ? this.toISOString() : null;\n }\n function isValid$2() {\n return isValid(this);\n }\n function parsingFlags() {\n return extend({}, getParsingFlags(this));\n }\n function invalidAt() {\n return getParsingFlags(this).overflow;\n }\n function creationData() {\n return {\n input: this._i,\n format: this._f,\n locale: this._locale,\n isUTC: this._isUTC,\n strict: this._strict\n };\n }\n addFormatToken('N', 0, 0, 'eraAbbr');\n addFormatToken('NN', 0, 0, 'eraAbbr');\n addFormatToken('NNN', 0, 0, 'eraAbbr');\n addFormatToken('NNNN', 0, 0, 'eraName');\n addFormatToken('NNNNN', 0, 0, 'eraNarrow');\n addFormatToken('y', ['y', 1], 'yo', 'eraYear');\n addFormatToken('y', ['yy', 2], 0, 'eraYear');\n addFormatToken('y', ['yyy', 3], 0, 'eraYear');\n addFormatToken('y', ['yyyy', 4], 0, 'eraYear');\n addRegexToken('N', matchEraAbbr);\n addRegexToken('NN', matchEraAbbr);\n addRegexToken('NNN', matchEraAbbr);\n addRegexToken('NNNN', matchEraName);\n addRegexToken('NNNNN', matchEraNarrow);\n addParseToken(['N', 'NN', 'NNN', 'NNNN', 'NNNNN'], function (input, array, config, token) {\n var era = config._locale.erasParse(input, token, config._strict);\n if (era) {\n getParsingFlags(config).era = era;\n } else {\n getParsingFlags(config).invalidEra = input;\n }\n });\n addRegexToken('y', matchUnsigned);\n addRegexToken('yy', matchUnsigned);\n addRegexToken('yyy', matchUnsigned);\n addRegexToken('yyyy', matchUnsigned);\n addRegexToken('yo', matchEraYearOrdinal);\n addParseToken(['y', 'yy', 'yyy', 'yyyy'], YEAR);\n addParseToken(['yo'], function (input, array, config, token) {\n var match;\n if (config._locale._eraYearOrdinalRegex) {\n match = input.match(config._locale._eraYearOrdinalRegex);\n }\n if (config._locale.eraYearOrdinalParse) {\n array[YEAR] = config._locale.eraYearOrdinalParse(input, match);\n } else {\n array[YEAR] = parseInt(input, 10);\n }\n });\n function localeEras(m, format) {\n var i,\n l,\n date,\n eras = this._eras || getLocale('en')._eras;\n for (i = 0, l = eras.length; i < l; ++i) {\n switch (typeof eras[i].since) {\n case 'string':\n // truncate time\n date = hooks(eras[i].since).startOf('day');\n eras[i].since = date.valueOf();\n break;\n }\n switch (typeof eras[i].until) {\n case 'undefined':\n eras[i].until = +Infinity;\n break;\n case 'string':\n // truncate time\n date = hooks(eras[i].until).startOf('day').valueOf();\n eras[i].until = date.valueOf();\n break;\n }\n }\n return eras;\n }\n function localeErasParse(eraName, format, strict) {\n var i,\n l,\n eras = this.eras(),\n name,\n abbr,\n narrow;\n eraName = eraName.toUpperCase();\n for (i = 0, l = eras.length; i < l; ++i) {\n name = eras[i].name.toUpperCase();\n abbr = eras[i].abbr.toUpperCase();\n narrow = eras[i].narrow.toUpperCase();\n if (strict) {\n switch (format) {\n case 'N':\n case 'NN':\n case 'NNN':\n if (abbr === eraName) {\n return eras[i];\n }\n break;\n case 'NNNN':\n if (name === eraName) {\n return eras[i];\n }\n break;\n case 'NNNNN':\n if (narrow === eraName) {\n return eras[i];\n }\n break;\n }\n } else if ([name, abbr, narrow].indexOf(eraName) >= 0) {\n return eras[i];\n }\n }\n }\n function localeErasConvertYear(era, year) {\n var dir = era.since <= era.until ? +1 : -1;\n if (year === undefined) {\n return hooks(era.since).year();\n } else {\n return hooks(era.since).year() + (year - era.offset) * dir;\n }\n }\n function getEraName() {\n var i,\n l,\n val,\n eras = this.localeData().eras();\n for (i = 0, l = eras.length; i < l; ++i) {\n // truncate time\n val = this.clone().startOf('day').valueOf();\n if (eras[i].since <= val && val <= eras[i].until) {\n return eras[i].name;\n }\n if (eras[i].until <= val && val <= eras[i].since) {\n return eras[i].name;\n }\n }\n return '';\n }\n function getEraNarrow() {\n var i,\n l,\n val,\n eras = this.localeData().eras();\n for (i = 0, l = eras.length; i < l; ++i) {\n // truncate time\n val = this.clone().startOf('day').valueOf();\n if (eras[i].since <= val && val <= eras[i].until) {\n return eras[i].narrow;\n }\n if (eras[i].until <= val && val <= eras[i].since) {\n return eras[i].narrow;\n }\n }\n return '';\n }\n function getEraAbbr() {\n var i,\n l,\n val,\n eras = this.localeData().eras();\n for (i = 0, l = eras.length; i < l; ++i) {\n // truncate time\n val = this.clone().startOf('day').valueOf();\n if (eras[i].since <= val && val <= eras[i].until) {\n return eras[i].abbr;\n }\n if (eras[i].until <= val && val <= eras[i].since) {\n return eras[i].abbr;\n }\n }\n return '';\n }\n function getEraYear() {\n var i,\n l,\n dir,\n val,\n eras = this.localeData().eras();\n for (i = 0, l = eras.length; i < l; ++i) {\n dir = eras[i].since <= eras[i].until ? +1 : -1;\n\n // truncate time\n val = this.clone().startOf('day').valueOf();\n if (eras[i].since <= val && val <= eras[i].until || eras[i].until <= val && val <= eras[i].since) {\n return (this.year() - hooks(eras[i].since).year()) * dir + eras[i].offset;\n }\n }\n return this.year();\n }\n function erasNameRegex(isStrict) {\n if (!hasOwnProp(this, '_erasNameRegex')) {\n computeErasParse.call(this);\n }\n return isStrict ? this._erasNameRegex : this._erasRegex;\n }\n function erasAbbrRegex(isStrict) {\n if (!hasOwnProp(this, '_erasAbbrRegex')) {\n computeErasParse.call(this);\n }\n return isStrict ? this._erasAbbrRegex : this._erasRegex;\n }\n function erasNarrowRegex(isStrict) {\n if (!hasOwnProp(this, '_erasNarrowRegex')) {\n computeErasParse.call(this);\n }\n return isStrict ? this._erasNarrowRegex : this._erasRegex;\n }\n function matchEraAbbr(isStrict, locale) {\n return locale.erasAbbrRegex(isStrict);\n }\n function matchEraName(isStrict, locale) {\n return locale.erasNameRegex(isStrict);\n }\n function matchEraNarrow(isStrict, locale) {\n return locale.erasNarrowRegex(isStrict);\n }\n function matchEraYearOrdinal(isStrict, locale) {\n return locale._eraYearOrdinalRegex || matchUnsigned;\n }\n function computeErasParse() {\n var abbrPieces = [],\n namePieces = [],\n narrowPieces = [],\n mixedPieces = [],\n i,\n l,\n erasName,\n erasAbbr,\n erasNarrow,\n eras = this.eras();\n for (i = 0, l = eras.length; i < l; ++i) {\n erasName = regexEscape(eras[i].name);\n erasAbbr = regexEscape(eras[i].abbr);\n erasNarrow = regexEscape(eras[i].narrow);\n namePieces.push(erasName);\n abbrPieces.push(erasAbbr);\n narrowPieces.push(erasNarrow);\n mixedPieces.push(erasName);\n mixedPieces.push(erasAbbr);\n mixedPieces.push(erasNarrow);\n }\n this._erasRegex = new RegExp('^(' + mixedPieces.join('|') + ')', 'i');\n this._erasNameRegex = new RegExp('^(' + namePieces.join('|') + ')', 'i');\n this._erasAbbrRegex = new RegExp('^(' + abbrPieces.join('|') + ')', 'i');\n this._erasNarrowRegex = new RegExp('^(' + narrowPieces.join('|') + ')', 'i');\n }\n\n // FORMATTING\n\n addFormatToken(0, ['gg', 2], 0, function () {\n return this.weekYear() % 100;\n });\n addFormatToken(0, ['GG', 2], 0, function () {\n return this.isoWeekYear() % 100;\n });\n function addWeekYearFormatToken(token, getter) {\n addFormatToken(0, [token, token.length], 0, getter);\n }\n addWeekYearFormatToken('gggg', 'weekYear');\n addWeekYearFormatToken('ggggg', 'weekYear');\n addWeekYearFormatToken('GGGG', 'isoWeekYear');\n addWeekYearFormatToken('GGGGG', 'isoWeekYear');\n\n // ALIASES\n\n // PARSING\n\n addRegexToken('G', matchSigned);\n addRegexToken('g', matchSigned);\n addRegexToken('GG', match1to2, match2);\n addRegexToken('gg', match1to2, match2);\n addRegexToken('GGGG', match1to4, match4);\n addRegexToken('gggg', match1to4, match4);\n addRegexToken('GGGGG', match1to6, match6);\n addRegexToken('ggggg', match1to6, match6);\n addWeekParseToken(['gggg', 'ggggg', 'GGGG', 'GGGGG'], function (input, week, config, token) {\n week[token.substr(0, 2)] = toInt(input);\n });\n addWeekParseToken(['gg', 'GG'], function (input, week, config, token) {\n week[token] = hooks.parseTwoDigitYear(input);\n });\n\n // MOMENTS\n\n function getSetWeekYear(input) {\n return getSetWeekYearHelper.call(this, input, this.week(), this.weekday() + this.localeData()._week.dow, this.localeData()._week.dow, this.localeData()._week.doy);\n }\n function getSetISOWeekYear(input) {\n return getSetWeekYearHelper.call(this, input, this.isoWeek(), this.isoWeekday(), 1, 4);\n }\n function getISOWeeksInYear() {\n return weeksInYear(this.year(), 1, 4);\n }\n function getISOWeeksInISOWeekYear() {\n return weeksInYear(this.isoWeekYear(), 1, 4);\n }\n function getWeeksInYear() {\n var weekInfo = this.localeData()._week;\n return weeksInYear(this.year(), weekInfo.dow, weekInfo.doy);\n }\n function getWeeksInWeekYear() {\n var weekInfo = this.localeData()._week;\n return weeksInYear(this.weekYear(), weekInfo.dow, weekInfo.doy);\n }\n function getSetWeekYearHelper(input, week, weekday, dow, doy) {\n var weeksTarget;\n if (input == null) {\n return weekOfYear(this, dow, doy).year;\n } else {\n weeksTarget = weeksInYear(input, dow, doy);\n if (week > weeksTarget) {\n week = weeksTarget;\n }\n return setWeekAll.call(this, input, week, weekday, dow, doy);\n }\n }\n function setWeekAll(weekYear, week, weekday, dow, doy) {\n var dayOfYearData = dayOfYearFromWeeks(weekYear, week, weekday, dow, doy),\n date = createUTCDate(dayOfYearData.year, 0, dayOfYearData.dayOfYear);\n this.year(date.getUTCFullYear());\n this.month(date.getUTCMonth());\n this.date(date.getUTCDate());\n return this;\n }\n\n // FORMATTING\n\n addFormatToken('Q', 0, 'Qo', 'quarter');\n\n // PARSING\n\n addRegexToken('Q', match1);\n addParseToken('Q', function (input, array) {\n array[MONTH] = (toInt(input) - 1) * 3;\n });\n\n // MOMENTS\n\n function getSetQuarter(input) {\n return input == null ? Math.ceil((this.month() + 1) / 3) : this.month((input - 1) * 3 + this.month() % 3);\n }\n\n // FORMATTING\n\n addFormatToken('D', ['DD', 2], 'Do', 'date');\n\n // PARSING\n\n addRegexToken('D', match1to2, match1to2NoLeadingZero);\n addRegexToken('DD', match1to2, match2);\n addRegexToken('Do', function (isStrict, locale) {\n // TODO: Remove \"ordinalParse\" fallback in next major release.\n return isStrict ? locale._dayOfMonthOrdinalParse || locale._ordinalParse : locale._dayOfMonthOrdinalParseLenient;\n });\n addParseToken(['D', 'DD'], DATE);\n addParseToken('Do', function (input, array) {\n array[DATE] = toInt(input.match(match1to2)[0]);\n });\n\n // MOMENTS\n\n var getSetDayOfMonth = makeGetSet('Date', true);\n\n // FORMATTING\n\n addFormatToken('DDD', ['DDDD', 3], 'DDDo', 'dayOfYear');\n\n // PARSING\n\n addRegexToken('DDD', match1to3);\n addRegexToken('DDDD', match3);\n addParseToken(['DDD', 'DDDD'], function (input, array, config) {\n config._dayOfYear = toInt(input);\n });\n\n // HELPERS\n\n // MOMENTS\n\n function getSetDayOfYear(input) {\n var dayOfYear = Math.round((this.clone().startOf('day') - this.clone().startOf('year')) / 864e5) + 1;\n return input == null ? dayOfYear : this.add(input - dayOfYear, 'd');\n }\n\n // FORMATTING\n\n addFormatToken('m', ['mm', 2], 0, 'minute');\n\n // PARSING\n\n addRegexToken('m', match1to2, match1to2HasZero);\n addRegexToken('mm', match1to2, match2);\n addParseToken(['m', 'mm'], MINUTE);\n\n // MOMENTS\n\n var getSetMinute = makeGetSet('Minutes', false);\n\n // FORMATTING\n\n addFormatToken('s', ['ss', 2], 0, 'second');\n\n // PARSING\n\n addRegexToken('s', match1to2, match1to2HasZero);\n addRegexToken('ss', match1to2, match2);\n addParseToken(['s', 'ss'], SECOND);\n\n // MOMENTS\n\n var getSetSecond = makeGetSet('Seconds', false);\n\n // FORMATTING\n\n addFormatToken('S', 0, 0, function () {\n return ~~(this.millisecond() / 100);\n });\n addFormatToken(0, ['SS', 2], 0, function () {\n return ~~(this.millisecond() / 10);\n });\n addFormatToken(0, ['SSS', 3], 0, 'millisecond');\n addFormatToken(0, ['SSSS', 4], 0, function () {\n return this.millisecond() * 10;\n });\n addFormatToken(0, ['SSSSS', 5], 0, function () {\n return this.millisecond() * 100;\n });\n addFormatToken(0, ['SSSSSS', 6], 0, function () {\n return this.millisecond() * 1000;\n });\n addFormatToken(0, ['SSSSSSS', 7], 0, function () {\n return this.millisecond() * 10000;\n });\n addFormatToken(0, ['SSSSSSSS', 8], 0, function () {\n return this.millisecond() * 100000;\n });\n addFormatToken(0, ['SSSSSSSSS', 9], 0, function () {\n return this.millisecond() * 1000000;\n });\n\n // PARSING\n\n addRegexToken('S', match1to3, match1);\n addRegexToken('SS', match1to3, match2);\n addRegexToken('SSS', match1to3, match3);\n var token, getSetMillisecond;\n for (token = 'SSSS'; token.length <= 9; token += 'S') {\n addRegexToken(token, matchUnsigned);\n }\n function parseMs(input, array) {\n array[MILLISECOND] = toInt(('0.' + input) * 1000);\n }\n for (token = 'S'; token.length <= 9; token += 'S') {\n addParseToken(token, parseMs);\n }\n getSetMillisecond = makeGetSet('Milliseconds', false);\n\n // FORMATTING\n\n addFormatToken('z', 0, 0, 'zoneAbbr');\n addFormatToken('zz', 0, 0, 'zoneName');\n\n // MOMENTS\n\n function getZoneAbbr() {\n return this._isUTC ? 'UTC' : '';\n }\n function getZoneName() {\n return this._isUTC ? 'Coordinated Universal Time' : '';\n }\n var proto = Moment.prototype;\n proto.add = add;\n proto.calendar = calendar$1;\n proto.clone = clone;\n proto.diff = diff;\n proto.endOf = endOf;\n proto.format = format;\n proto.from = from;\n proto.fromNow = fromNow;\n proto.to = to;\n proto.toNow = toNow;\n proto.get = stringGet;\n proto.invalidAt = invalidAt;\n proto.isAfter = isAfter;\n proto.isBefore = isBefore;\n proto.isBetween = isBetween;\n proto.isSame = isSame;\n proto.isSameOrAfter = isSameOrAfter;\n proto.isSameOrBefore = isSameOrBefore;\n proto.isValid = isValid$2;\n proto.lang = lang;\n proto.locale = locale;\n proto.localeData = localeData;\n proto.max = prototypeMax;\n proto.min = prototypeMin;\n proto.parsingFlags = parsingFlags;\n proto.set = stringSet;\n proto.startOf = startOf;\n proto.subtract = subtract;\n proto.toArray = toArray;\n proto.toObject = toObject;\n proto.toDate = toDate;\n proto.toISOString = toISOString;\n proto.inspect = inspect;\n if (typeof Symbol !== 'undefined' && Symbol.for != null) {\n proto[Symbol.for('nodejs.util.inspect.custom')] = function () {\n return 'Moment<' + this.format() + '>';\n };\n }\n proto.toJSON = toJSON;\n proto.toString = toString;\n proto.unix = unix;\n proto.valueOf = valueOf;\n proto.creationData = creationData;\n proto.eraName = getEraName;\n proto.eraNarrow = getEraNarrow;\n proto.eraAbbr = getEraAbbr;\n proto.eraYear = getEraYear;\n proto.year = getSetYear;\n proto.isLeapYear = getIsLeapYear;\n proto.weekYear = getSetWeekYear;\n proto.isoWeekYear = getSetISOWeekYear;\n proto.quarter = proto.quarters = getSetQuarter;\n proto.month = getSetMonth;\n proto.daysInMonth = getDaysInMonth;\n proto.week = proto.weeks = getSetWeek;\n proto.isoWeek = proto.isoWeeks = getSetISOWeek;\n proto.weeksInYear = getWeeksInYear;\n proto.weeksInWeekYear = getWeeksInWeekYear;\n proto.isoWeeksInYear = getISOWeeksInYear;\n proto.isoWeeksInISOWeekYear = getISOWeeksInISOWeekYear;\n proto.date = getSetDayOfMonth;\n proto.day = proto.days = getSetDayOfWeek;\n proto.weekday = getSetLocaleDayOfWeek;\n proto.isoWeekday = getSetISODayOfWeek;\n proto.dayOfYear = getSetDayOfYear;\n proto.hour = proto.hours = getSetHour;\n proto.minute = proto.minutes = getSetMinute;\n proto.second = proto.seconds = getSetSecond;\n proto.millisecond = proto.milliseconds = getSetMillisecond;\n proto.utcOffset = getSetOffset;\n proto.utc = setOffsetToUTC;\n proto.local = setOffsetToLocal;\n proto.parseZone = setOffsetToParsedOffset;\n proto.hasAlignedHourOffset = hasAlignedHourOffset;\n proto.isDST = isDaylightSavingTime;\n proto.isLocal = isLocal;\n proto.isUtcOffset = isUtcOffset;\n proto.isUtc = isUtc;\n proto.isUTC = isUtc;\n proto.zoneAbbr = getZoneAbbr;\n proto.zoneName = getZoneName;\n proto.dates = deprecate('dates accessor is deprecated. Use date instead.', getSetDayOfMonth);\n proto.months = deprecate('months accessor is deprecated. Use month instead', getSetMonth);\n proto.years = deprecate('years accessor is deprecated. Use year instead', getSetYear);\n proto.zone = deprecate('moment().zone is deprecated, use moment().utcOffset instead. http://momentjs.com/guides/#/warnings/zone/', getSetZone);\n proto.isDSTShifted = deprecate('isDSTShifted is deprecated. See http://momentjs.com/guides/#/warnings/dst-shifted/ for more information', isDaylightSavingTimeShifted);\n function createUnix(input) {\n return createLocal(input * 1000);\n }\n function createInZone() {\n return createLocal.apply(null, arguments).parseZone();\n }\n function preParsePostFormat(string) {\n return string;\n }\n var proto$1 = Locale.prototype;\n proto$1.calendar = calendar;\n proto$1.longDateFormat = longDateFormat;\n proto$1.invalidDate = invalidDate;\n proto$1.ordinal = ordinal;\n proto$1.preparse = preParsePostFormat;\n proto$1.postformat = preParsePostFormat;\n proto$1.relativeTime = relativeTime;\n proto$1.pastFuture = pastFuture;\n proto$1.set = set;\n proto$1.eras = localeEras;\n proto$1.erasParse = localeErasParse;\n proto$1.erasConvertYear = localeErasConvertYear;\n proto$1.erasAbbrRegex = erasAbbrRegex;\n proto$1.erasNameRegex = erasNameRegex;\n proto$1.erasNarrowRegex = erasNarrowRegex;\n proto$1.months = localeMonths;\n proto$1.monthsShort = localeMonthsShort;\n proto$1.monthsParse = localeMonthsParse;\n proto$1.monthsRegex = monthsRegex;\n proto$1.monthsShortRegex = monthsShortRegex;\n proto$1.week = localeWeek;\n proto$1.firstDayOfYear = localeFirstDayOfYear;\n proto$1.firstDayOfWeek = localeFirstDayOfWeek;\n proto$1.weekdays = localeWeekdays;\n proto$1.weekdaysMin = localeWeekdaysMin;\n proto$1.weekdaysShort = localeWeekdaysShort;\n proto$1.weekdaysParse = localeWeekdaysParse;\n proto$1.weekdaysRegex = weekdaysRegex;\n proto$1.weekdaysShortRegex = weekdaysShortRegex;\n proto$1.weekdaysMinRegex = weekdaysMinRegex;\n proto$1.isPM = localeIsPM;\n proto$1.meridiem = localeMeridiem;\n function get$1(format, index, field, setter) {\n var locale = getLocale(),\n utc = createUTC().set(setter, index);\n return locale[field](utc, format);\n }\n function listMonthsImpl(format, index, field) {\n if (isNumber(format)) {\n index = format;\n format = undefined;\n }\n format = format || '';\n if (index != null) {\n return get$1(format, index, field, 'month');\n }\n var i,\n out = [];\n for (i = 0; i < 12; i++) {\n out[i] = get$1(format, i, field, 'month');\n }\n return out;\n }\n\n // ()\n // (5)\n // (fmt, 5)\n // (fmt)\n // (true)\n // (true, 5)\n // (true, fmt, 5)\n // (true, fmt)\n function listWeekdaysImpl(localeSorted, format, index, field) {\n if (typeof localeSorted === 'boolean') {\n if (isNumber(format)) {\n index = format;\n format = undefined;\n }\n format = format || '';\n } else {\n format = localeSorted;\n index = format;\n localeSorted = false;\n if (isNumber(format)) {\n index = format;\n format = undefined;\n }\n format = format || '';\n }\n var locale = getLocale(),\n shift = localeSorted ? locale._week.dow : 0,\n i,\n out = [];\n if (index != null) {\n return get$1(format, (index + shift) % 7, field, 'day');\n }\n for (i = 0; i < 7; i++) {\n out[i] = get$1(format, (i + shift) % 7, field, 'day');\n }\n return out;\n }\n function listMonths(format, index) {\n return listMonthsImpl(format, index, 'months');\n }\n function listMonthsShort(format, index) {\n return listMonthsImpl(format, index, 'monthsShort');\n }\n function listWeekdays(localeSorted, format, index) {\n return listWeekdaysImpl(localeSorted, format, index, 'weekdays');\n }\n function listWeekdaysShort(localeSorted, format, index) {\n return listWeekdaysImpl(localeSorted, format, index, 'weekdaysShort');\n }\n function listWeekdaysMin(localeSorted, format, index) {\n return listWeekdaysImpl(localeSorted, format, index, 'weekdaysMin');\n }\n getSetGlobalLocale('en', {\n eras: [{\n since: '0001-01-01',\n until: +Infinity,\n offset: 1,\n name: 'Anno Domini',\n narrow: 'AD',\n abbr: 'AD'\n }, {\n since: '0000-12-31',\n until: -Infinity,\n offset: 1,\n name: 'Before Christ',\n narrow: 'BC',\n abbr: 'BC'\n }],\n dayOfMonthOrdinalParse: /\\d{1,2}(th|st|nd|rd)/,\n ordinal: function (number) {\n var b = number % 10,\n output = toInt(number % 100 / 10) === 1 ? 'th' : b === 1 ? 'st' : b === 2 ? 'nd' : b === 3 ? 'rd' : 'th';\n return number + output;\n }\n });\n\n // Side effect imports\n\n hooks.lang = deprecate('moment.lang is deprecated. Use moment.locale instead.', getSetGlobalLocale);\n hooks.langData = deprecate('moment.langData is deprecated. Use moment.localeData instead.', getLocale);\n var mathAbs = Math.abs;\n function abs() {\n var data = this._data;\n this._milliseconds = mathAbs(this._milliseconds);\n this._days = mathAbs(this._days);\n this._months = mathAbs(this._months);\n data.milliseconds = mathAbs(data.milliseconds);\n data.seconds = mathAbs(data.seconds);\n data.minutes = mathAbs(data.minutes);\n data.hours = mathAbs(data.hours);\n data.months = mathAbs(data.months);\n data.years = mathAbs(data.years);\n return this;\n }\n function addSubtract$1(duration, input, value, direction) {\n var other = createDuration(input, value);\n duration._milliseconds += direction * other._milliseconds;\n duration._days += direction * other._days;\n duration._months += direction * other._months;\n return duration._bubble();\n }\n\n // supports only 2.0-style add(1, 's') or add(duration)\n function add$1(input, value) {\n return addSubtract$1(this, input, value, 1);\n }\n\n // supports only 2.0-style subtract(1, 's') or subtract(duration)\n function subtract$1(input, value) {\n return addSubtract$1(this, input, value, -1);\n }\n function absCeil(number) {\n if (number < 0) {\n return Math.floor(number);\n } else {\n return Math.ceil(number);\n }\n }\n function bubble() {\n var milliseconds = this._milliseconds,\n days = this._days,\n months = this._months,\n data = this._data,\n seconds,\n minutes,\n hours,\n years,\n monthsFromDays;\n\n // if we have a mix of positive and negative values, bubble down first\n // check: https://github.com/moment/moment/issues/2166\n if (!(milliseconds >= 0 && days >= 0 && months >= 0 || milliseconds <= 0 && days <= 0 && months <= 0)) {\n milliseconds += absCeil(monthsToDays(months) + days) * 864e5;\n days = 0;\n months = 0;\n }\n\n // The following code bubbles up values, see the tests for\n // examples of what that means.\n data.milliseconds = milliseconds % 1000;\n seconds = absFloor(milliseconds / 1000);\n data.seconds = seconds % 60;\n minutes = absFloor(seconds / 60);\n data.minutes = minutes % 60;\n hours = absFloor(minutes / 60);\n data.hours = hours % 24;\n days += absFloor(hours / 24);\n\n // convert days to months\n monthsFromDays = absFloor(daysToMonths(days));\n months += monthsFromDays;\n days -= absCeil(monthsToDays(monthsFromDays));\n\n // 12 months -> 1 year\n years = absFloor(months / 12);\n months %= 12;\n data.days = days;\n data.months = months;\n data.years = years;\n return this;\n }\n function daysToMonths(days) {\n // 400 years have 146097 days (taking into account leap year rules)\n // 400 years have 12 months === 4800\n return days * 4800 / 146097;\n }\n function monthsToDays(months) {\n // the reverse of daysToMonths\n return months * 146097 / 4800;\n }\n function as(units) {\n if (!this.isValid()) {\n return NaN;\n }\n var days,\n months,\n milliseconds = this._milliseconds;\n units = normalizeUnits(units);\n if (units === 'month' || units === 'quarter' || units === 'year') {\n days = this._days + milliseconds / 864e5;\n months = this._months + daysToMonths(days);\n switch (units) {\n case 'month':\n return months;\n case 'quarter':\n return months / 3;\n case 'year':\n return months / 12;\n }\n } else {\n // handle milliseconds separately because of floating point math errors (issue #1867)\n days = this._days + Math.round(monthsToDays(this._months));\n switch (units) {\n case 'week':\n return days / 7 + milliseconds / 6048e5;\n case 'day':\n return days + milliseconds / 864e5;\n case 'hour':\n return days * 24 + milliseconds / 36e5;\n case 'minute':\n return days * 1440 + milliseconds / 6e4;\n case 'second':\n return days * 86400 + milliseconds / 1000;\n // Math.floor prevents floating point math errors here\n case 'millisecond':\n return Math.floor(days * 864e5) + milliseconds;\n default:\n throw new Error('Unknown unit ' + units);\n }\n }\n }\n function makeAs(alias) {\n return function () {\n return this.as(alias);\n };\n }\n var asMilliseconds = makeAs('ms'),\n asSeconds = makeAs('s'),\n asMinutes = makeAs('m'),\n asHours = makeAs('h'),\n asDays = makeAs('d'),\n asWeeks = makeAs('w'),\n asMonths = makeAs('M'),\n asQuarters = makeAs('Q'),\n asYears = makeAs('y'),\n valueOf$1 = asMilliseconds;\n function clone$1() {\n return createDuration(this);\n }\n function get$2(units) {\n units = normalizeUnits(units);\n return this.isValid() ? this[units + 's']() : NaN;\n }\n function makeGetter(name) {\n return function () {\n return this.isValid() ? this._data[name] : NaN;\n };\n }\n var milliseconds = makeGetter('milliseconds'),\n seconds = makeGetter('seconds'),\n minutes = makeGetter('minutes'),\n hours = makeGetter('hours'),\n days = makeGetter('days'),\n months = makeGetter('months'),\n years = makeGetter('years');\n function weeks() {\n return absFloor(this.days() / 7);\n }\n var round = Math.round,\n thresholds = {\n ss: 44,\n // a few seconds to seconds\n s: 45,\n // seconds to minute\n m: 45,\n // minutes to hour\n h: 22,\n // hours to day\n d: 26,\n // days to month/week\n w: null,\n // weeks to month\n M: 11 // months to year\n };\n\n // helper function for moment.fn.from, moment.fn.fromNow, and moment.duration.fn.humanize\n function substituteTimeAgo(string, number, withoutSuffix, isFuture, locale) {\n return locale.relativeTime(number || 1, !!withoutSuffix, string, isFuture);\n }\n function relativeTime$1(posNegDuration, withoutSuffix, thresholds, locale) {\n var duration = createDuration(posNegDuration).abs(),\n seconds = round(duration.as('s')),\n minutes = round(duration.as('m')),\n hours = round(duration.as('h')),\n days = round(duration.as('d')),\n months = round(duration.as('M')),\n weeks = round(duration.as('w')),\n years = round(duration.as('y')),\n a = seconds <= thresholds.ss && ['s', seconds] || seconds < thresholds.s && ['ss', seconds] || minutes <= 1 && ['m'] || minutes < thresholds.m && ['mm', minutes] || hours <= 1 && ['h'] || hours < thresholds.h && ['hh', hours] || days <= 1 && ['d'] || days < thresholds.d && ['dd', days];\n if (thresholds.w != null) {\n a = a || weeks <= 1 && ['w'] || weeks < thresholds.w && ['ww', weeks];\n }\n a = a || months <= 1 && ['M'] || months < thresholds.M && ['MM', months] || years <= 1 && ['y'] || ['yy', years];\n a[2] = withoutSuffix;\n a[3] = +posNegDuration > 0;\n a[4] = locale;\n return substituteTimeAgo.apply(null, a);\n }\n\n // This function allows you to set the rounding function for relative time strings\n function getSetRelativeTimeRounding(roundingFunction) {\n if (roundingFunction === undefined) {\n return round;\n }\n if (typeof roundingFunction === 'function') {\n round = roundingFunction;\n return true;\n }\n return false;\n }\n\n // This function allows you to set a threshold for relative time strings\n function getSetRelativeTimeThreshold(threshold, limit) {\n if (thresholds[threshold] === undefined) {\n return false;\n }\n if (limit === undefined) {\n return thresholds[threshold];\n }\n thresholds[threshold] = limit;\n if (threshold === 's') {\n thresholds.ss = limit - 1;\n }\n return true;\n }\n function humanize(argWithSuffix, argThresholds) {\n if (!this.isValid()) {\n return this.localeData().invalidDate();\n }\n var withSuffix = false,\n th = thresholds,\n locale,\n output;\n if (typeof argWithSuffix === 'object') {\n argThresholds = argWithSuffix;\n argWithSuffix = false;\n }\n if (typeof argWithSuffix === 'boolean') {\n withSuffix = argWithSuffix;\n }\n if (typeof argThresholds === 'object') {\n th = Object.assign({}, thresholds, argThresholds);\n if (argThresholds.s != null && argThresholds.ss == null) {\n th.ss = argThresholds.s - 1;\n }\n }\n locale = this.localeData();\n output = relativeTime$1(this, !withSuffix, th, locale);\n if (withSuffix) {\n output = locale.pastFuture(+this, output);\n }\n return locale.postformat(output);\n }\n var abs$1 = Math.abs;\n function sign(x) {\n return (x > 0) - (x < 0) || +x;\n }\n function toISOString$1() {\n // for ISO strings we do not use the normal bubbling rules:\n // * milliseconds bubble up until they become hours\n // * days do not bubble at all\n // * months bubble up until they become years\n // This is because there is no context-free conversion between hours and days\n // (think of clock changes)\n // and also not between days and months (28-31 days per month)\n if (!this.isValid()) {\n return this.localeData().invalidDate();\n }\n var seconds = abs$1(this._milliseconds) / 1000,\n days = abs$1(this._days),\n months = abs$1(this._months),\n minutes,\n hours,\n years,\n s,\n total = this.asSeconds(),\n totalSign,\n ymSign,\n daysSign,\n hmsSign;\n if (!total) {\n // this is the same as C#'s (Noda) and python (isodate)...\n // but not other JS (goog.date)\n return 'P0D';\n }\n\n // 3600 seconds -> 60 minutes -> 1 hour\n minutes = absFloor(seconds / 60);\n hours = absFloor(minutes / 60);\n seconds %= 60;\n minutes %= 60;\n\n // 12 months -> 1 year\n years = absFloor(months / 12);\n months %= 12;\n\n // inspired by https://github.com/dordille/moment-isoduration/blob/master/moment.isoduration.js\n s = seconds ? seconds.toFixed(3).replace(/\\.?0+$/, '') : '';\n totalSign = total < 0 ? '-' : '';\n ymSign = sign(this._months) !== sign(total) ? '-' : '';\n daysSign = sign(this._days) !== sign(total) ? '-' : '';\n hmsSign = sign(this._milliseconds) !== sign(total) ? '-' : '';\n return totalSign + 'P' + (years ? ymSign + years + 'Y' : '') + (months ? ymSign + months + 'M' : '') + (days ? daysSign + days + 'D' : '') + (hours || minutes || seconds ? 'T' : '') + (hours ? hmsSign + hours + 'H' : '') + (minutes ? hmsSign + minutes + 'M' : '') + (seconds ? hmsSign + s + 'S' : '');\n }\n var proto$2 = Duration.prototype;\n proto$2.isValid = isValid$1;\n proto$2.abs = abs;\n proto$2.add = add$1;\n proto$2.subtract = subtract$1;\n proto$2.as = as;\n proto$2.asMilliseconds = asMilliseconds;\n proto$2.asSeconds = asSeconds;\n proto$2.asMinutes = asMinutes;\n proto$2.asHours = asHours;\n proto$2.asDays = asDays;\n proto$2.asWeeks = asWeeks;\n proto$2.asMonths = asMonths;\n proto$2.asQuarters = asQuarters;\n proto$2.asYears = asYears;\n proto$2.valueOf = valueOf$1;\n proto$2._bubble = bubble;\n proto$2.clone = clone$1;\n proto$2.get = get$2;\n proto$2.milliseconds = milliseconds;\n proto$2.seconds = seconds;\n proto$2.minutes = minutes;\n proto$2.hours = hours;\n proto$2.days = days;\n proto$2.weeks = weeks;\n proto$2.months = months;\n proto$2.years = years;\n proto$2.humanize = humanize;\n proto$2.toISOString = toISOString$1;\n proto$2.toString = toISOString$1;\n proto$2.toJSON = toISOString$1;\n proto$2.locale = locale;\n proto$2.localeData = localeData;\n proto$2.toIsoString = deprecate('toIsoString() is deprecated. Please use toISOString() instead (notice the capitals)', toISOString$1);\n proto$2.lang = lang;\n\n // FORMATTING\n\n addFormatToken('X', 0, 0, 'unix');\n addFormatToken('x', 0, 0, 'valueOf');\n\n // PARSING\n\n addRegexToken('x', matchSigned);\n addRegexToken('X', matchTimestamp);\n addParseToken('X', function (input, array, config) {\n config._d = new Date(parseFloat(input) * 1000);\n });\n addParseToken('x', function (input, array, config) {\n config._d = new Date(toInt(input));\n });\n\n //! moment.js\n\n hooks.version = '2.30.1';\n setHookCallback(createLocal);\n hooks.fn = proto;\n hooks.min = min;\n hooks.max = max;\n hooks.now = now;\n hooks.utc = createUTC;\n hooks.unix = createUnix;\n hooks.months = listMonths;\n hooks.isDate = isDate;\n hooks.locale = getSetGlobalLocale;\n hooks.invalid = createInvalid;\n hooks.duration = createDuration;\n hooks.isMoment = isMoment;\n hooks.weekdays = listWeekdays;\n hooks.parseZone = createInZone;\n hooks.localeData = getLocale;\n hooks.isDuration = isDuration;\n hooks.monthsShort = listMonthsShort;\n hooks.weekdaysMin = listWeekdaysMin;\n hooks.defineLocale = defineLocale;\n hooks.updateLocale = updateLocale;\n hooks.locales = listLocales;\n hooks.weekdaysShort = listWeekdaysShort;\n hooks.normalizeUnits = normalizeUnits;\n hooks.relativeTimeRounding = getSetRelativeTimeRounding;\n hooks.relativeTimeThreshold = getSetRelativeTimeThreshold;\n hooks.calendarFormat = getCalendarFormat;\n hooks.prototype = proto;\n\n // currently HTML5 input type only supports 24-hour formats\n hooks.HTML5_FMT = {\n DATETIME_LOCAL: 'YYYY-MM-DDTHH:mm',\n // \n DATETIME_LOCAL_SECONDS: 'YYYY-MM-DDTHH:mm:ss',\n // \n DATETIME_LOCAL_MS: 'YYYY-MM-DDTHH:mm:ss.SSS',\n // \n DATE: 'YYYY-MM-DD',\n // \n TIME: 'HH:mm',\n // \n TIME_SECONDS: 'HH:mm:ss',\n // \n TIME_MS: 'HH:mm:ss.SSS',\n // \n WEEK: 'GGGG-[W]WW',\n // \n MONTH: 'YYYY-MM' // \n };\n return hooks;\n});","//! moment.js locale configuration\n//! locale : Ukrainian [uk]\n//! author : zemlanin : https://github.com/zemlanin\n//! Author : Menelion Elensúle : https://github.com/Oire\n\n;\n(function (global, factory) {\n typeof exports === 'object' && typeof module !== 'undefined' && typeof require === 'function' ? factory(require('../moment')) : typeof define === 'function' && define.amd ? define(['../moment'], factory) : factory(global.moment);\n})(this, function (moment) {\n 'use strict';\n\n //! moment.js locale configuration\n function plural(word, num) {\n var forms = word.split('_');\n return num % 10 === 1 && num % 100 !== 11 ? forms[0] : num % 10 >= 2 && num % 10 <= 4 && (num % 100 < 10 || num % 100 >= 20) ? forms[1] : forms[2];\n }\n function relativeTimeWithPlural(number, withoutSuffix, key) {\n var format = {\n ss: withoutSuffix ? 'секунда_секунди_секунд' : 'секунду_секунди_секунд',\n mm: withoutSuffix ? 'хвилина_хвилини_хвилин' : 'хвилину_хвилини_хвилин',\n hh: withoutSuffix ? 'година_години_годин' : 'годину_години_годин',\n dd: 'день_дні_днів',\n MM: 'місяць_місяці_місяців',\n yy: 'рік_роки_років'\n };\n if (key === 'm') {\n return withoutSuffix ? 'хвилина' : 'хвилину';\n } else if (key === 'h') {\n return withoutSuffix ? 'година' : 'годину';\n } else {\n return number + ' ' + plural(format[key], +number);\n }\n }\n function weekdaysCaseReplace(m, format) {\n var weekdays = {\n nominative: 'неділя_понеділок_вівторок_середа_четвер_п’ятниця_субота'.split('_'),\n accusative: 'неділю_понеділок_вівторок_середу_четвер_п’ятницю_суботу'.split('_'),\n genitive: 'неділі_понеділка_вівторка_середи_четверга_п’ятниці_суботи'.split('_')\n },\n nounCase;\n if (m === true) {\n return weekdays['nominative'].slice(1, 7).concat(weekdays['nominative'].slice(0, 1));\n }\n if (!m) {\n return weekdays['nominative'];\n }\n nounCase = /(\\[[ВвУу]\\]) ?dddd/.test(format) ? 'accusative' : /\\[?(?:минулої|наступної)? ?\\] ?dddd/.test(format) ? 'genitive' : 'nominative';\n return weekdays[nounCase][m.day()];\n }\n function processHoursFunction(str) {\n return function () {\n return str + 'о' + (this.hours() === 11 ? 'б' : '') + '] LT';\n };\n }\n var uk = moment.defineLocale('uk', {\n months: {\n format: 'січня_лютого_березня_квітня_травня_червня_липня_серпня_вересня_жовтня_листопада_грудня'.split('_'),\n standalone: 'січень_лютий_березень_квітень_травень_червень_липень_серпень_вересень_жовтень_листопад_грудень'.split('_')\n },\n monthsShort: 'січ_лют_бер_квіт_трав_черв_лип_серп_вер_жовт_лист_груд'.split('_'),\n weekdays: weekdaysCaseReplace,\n weekdaysShort: 'нд_пн_вт_ср_чт_пт_сб'.split('_'),\n weekdaysMin: 'нд_пн_вт_ср_чт_пт_сб'.split('_'),\n longDateFormat: {\n LT: 'HH:mm',\n LTS: 'HH:mm:ss',\n L: 'DD.MM.YYYY',\n LL: 'D MMMM YYYY р.',\n LLL: 'D MMMM YYYY р., HH:mm',\n LLLL: 'dddd, D MMMM YYYY р., HH:mm'\n },\n calendar: {\n sameDay: processHoursFunction('[Сьогодні '),\n nextDay: processHoursFunction('[Завтра '),\n lastDay: processHoursFunction('[Вчора '),\n nextWeek: processHoursFunction('[У] dddd ['),\n lastWeek: function () {\n switch (this.day()) {\n case 0:\n case 3:\n case 5:\n case 6:\n return processHoursFunction('[Минулої] dddd [').call(this);\n case 1:\n case 2:\n case 4:\n return processHoursFunction('[Минулого] dddd [').call(this);\n }\n },\n sameElse: 'L'\n },\n relativeTime: {\n future: 'за %s',\n past: '%s тому',\n s: 'декілька секунд',\n ss: relativeTimeWithPlural,\n m: relativeTimeWithPlural,\n mm: relativeTimeWithPlural,\n h: 'годину',\n hh: relativeTimeWithPlural,\n d: 'день',\n dd: relativeTimeWithPlural,\n M: 'місяць',\n MM: relativeTimeWithPlural,\n y: 'рік',\n yy: relativeTimeWithPlural\n },\n // M. E.: those two are virtually unused but a user might want to implement them for his/her website for some reason\n meridiemParse: /ночі|ранку|дня|вечора/,\n isPM: function (input) {\n return /^(дня|вечора)$/.test(input);\n },\n meridiem: function (hour, minute, isLower) {\n if (hour < 4) {\n return 'ночі';\n } else if (hour < 12) {\n return 'ранку';\n } else if (hour < 17) {\n return 'дня';\n } else {\n return 'вечора';\n }\n },\n dayOfMonthOrdinalParse: /\\d{1,2}-(й|го)/,\n ordinal: function (number, period) {\n switch (period) {\n case 'M':\n case 'd':\n case 'DDD':\n case 'w':\n case 'W':\n return number + '-й';\n case 'D':\n return number + '-го';\n default:\n return number;\n }\n },\n week: {\n dow: 1,\n // Monday is the first day of the week.\n doy: 7 // The week that contains Jan 7th is the first week of the year.\n }\n });\n return uk;\n});","/**\n * @license Angular v18.2.10\n * (c) 2010-2024 Google LLC. https://angular.io/\n * License: MIT\n */\n\n/**\n * The default equality function used for `signal` and `computed`, which uses referential equality.\n */\nfunction defaultEquals(a, b) {\n return Object.is(a, b);\n}\n\n/**\n * The currently active consumer `ReactiveNode`, if running code in a reactive context.\n *\n * Change this via `setActiveConsumer`.\n */\nlet activeConsumer = null;\nlet inNotificationPhase = false;\n/**\n * Global epoch counter. Incremented whenever a source signal is set.\n */\nlet epoch = 1;\n/**\n * Symbol used to tell `Signal`s apart from other functions.\n *\n * This can be used to auto-unwrap signals in various cases, or to auto-wrap non-signal values.\n */\nconst SIGNAL = /* @__PURE__ */Symbol('SIGNAL');\nfunction setActiveConsumer(consumer) {\n const prev = activeConsumer;\n activeConsumer = consumer;\n return prev;\n}\nfunction getActiveConsumer() {\n return activeConsumer;\n}\nfunction isInNotificationPhase() {\n return inNotificationPhase;\n}\nfunction isReactive(value) {\n return value[SIGNAL] !== undefined;\n}\nconst REACTIVE_NODE = {\n version: 0,\n lastCleanEpoch: 0,\n dirty: false,\n producerNode: undefined,\n producerLastReadVersion: undefined,\n producerIndexOfThis: undefined,\n nextProducerIndex: 0,\n liveConsumerNode: undefined,\n liveConsumerIndexOfThis: undefined,\n consumerAllowSignalWrites: false,\n consumerIsAlwaysLive: false,\n producerMustRecompute: () => false,\n producerRecomputeValue: () => {},\n consumerMarkedDirty: () => {},\n consumerOnSignalRead: () => {}\n};\n/**\n * Called by implementations when a producer's signal is read.\n */\nfunction producerAccessed(node) {\n if (inNotificationPhase) {\n throw new Error(typeof ngDevMode !== 'undefined' && ngDevMode ? `Assertion error: signal read during notification phase` : '');\n }\n if (activeConsumer === null) {\n // Accessed outside of a reactive context, so nothing to record.\n return;\n }\n activeConsumer.consumerOnSignalRead(node);\n // This producer is the `idx`th dependency of `activeConsumer`.\n const idx = activeConsumer.nextProducerIndex++;\n assertConsumerNode(activeConsumer);\n if (idx < activeConsumer.producerNode.length && activeConsumer.producerNode[idx] !== node) {\n // There's been a change in producers since the last execution of `activeConsumer`.\n // `activeConsumer.producerNode[idx]` holds a stale dependency which will be be removed and\n // replaced with `this`.\n //\n // If `activeConsumer` isn't live, then this is a no-op, since we can replace the producer in\n // `activeConsumer.producerNode` directly. However, if `activeConsumer` is live, then we need\n // to remove it from the stale producer's `liveConsumer`s.\n if (consumerIsLive(activeConsumer)) {\n const staleProducer = activeConsumer.producerNode[idx];\n producerRemoveLiveConsumerAtIndex(staleProducer, activeConsumer.producerIndexOfThis[idx]);\n // At this point, the only record of `staleProducer` is the reference at\n // `activeConsumer.producerNode[idx]` which will be overwritten below.\n }\n }\n if (activeConsumer.producerNode[idx] !== node) {\n // We're a new dependency of the consumer (at `idx`).\n activeConsumer.producerNode[idx] = node;\n // If the active consumer is live, then add it as a live consumer. If not, then use 0 as a\n // placeholder value.\n activeConsumer.producerIndexOfThis[idx] = consumerIsLive(activeConsumer) ? producerAddLiveConsumer(node, activeConsumer, idx) : 0;\n }\n activeConsumer.producerLastReadVersion[idx] = node.version;\n}\n/**\n * Increment the global epoch counter.\n *\n * Called by source producers (that is, not computeds) whenever their values change.\n */\nfunction producerIncrementEpoch() {\n epoch++;\n}\n/**\n * Ensure this producer's `version` is up-to-date.\n */\nfunction producerUpdateValueVersion(node) {\n if (consumerIsLive(node) && !node.dirty) {\n // A live consumer will be marked dirty by producers, so a clean state means that its version\n // is guaranteed to be up-to-date.\n return;\n }\n if (!node.dirty && node.lastCleanEpoch === epoch) {\n // Even non-live consumers can skip polling if they previously found themselves to be clean at\n // the current epoch, since their dependencies could not possibly have changed (such a change\n // would've increased the epoch).\n return;\n }\n if (!node.producerMustRecompute(node) && !consumerPollProducersForChange(node)) {\n // None of our producers report a change since the last time they were read, so no\n // recomputation of our value is necessary, and we can consider ourselves clean.\n node.dirty = false;\n node.lastCleanEpoch = epoch;\n return;\n }\n node.producerRecomputeValue(node);\n // After recomputing the value, we're no longer dirty.\n node.dirty = false;\n node.lastCleanEpoch = epoch;\n}\n/**\n * Propagate a dirty notification to live consumers of this producer.\n */\nfunction producerNotifyConsumers(node) {\n if (node.liveConsumerNode === undefined) {\n return;\n }\n // Prevent signal reads when we're updating the graph\n const prev = inNotificationPhase;\n inNotificationPhase = true;\n try {\n for (const consumer of node.liveConsumerNode) {\n if (!consumer.dirty) {\n consumerMarkDirty(consumer);\n }\n }\n } finally {\n inNotificationPhase = prev;\n }\n}\n/**\n * Whether this `ReactiveNode` in its producer capacity is currently allowed to initiate updates,\n * based on the current consumer context.\n */\nfunction producerUpdatesAllowed() {\n return activeConsumer?.consumerAllowSignalWrites !== false;\n}\nfunction consumerMarkDirty(node) {\n node.dirty = true;\n producerNotifyConsumers(node);\n node.consumerMarkedDirty?.(node);\n}\n/**\n * Prepare this consumer to run a computation in its reactive context.\n *\n * Must be called by subclasses which represent reactive computations, before those computations\n * begin.\n */\nfunction consumerBeforeComputation(node) {\n node && (node.nextProducerIndex = 0);\n return setActiveConsumer(node);\n}\n/**\n * Finalize this consumer's state after a reactive computation has run.\n *\n * Must be called by subclasses which represent reactive computations, after those computations\n * have finished.\n */\nfunction consumerAfterComputation(node, prevConsumer) {\n setActiveConsumer(prevConsumer);\n if (!node || node.producerNode === undefined || node.producerIndexOfThis === undefined || node.producerLastReadVersion === undefined) {\n return;\n }\n if (consumerIsLive(node)) {\n // For live consumers, we need to remove the producer -> consumer edge for any stale producers\n // which weren't dependencies after the recomputation.\n for (let i = node.nextProducerIndex; i < node.producerNode.length; i++) {\n producerRemoveLiveConsumerAtIndex(node.producerNode[i], node.producerIndexOfThis[i]);\n }\n }\n // Truncate the producer tracking arrays.\n // Perf note: this is essentially truncating the length to `node.nextProducerIndex`, but\n // benchmarking has shown that individual pop operations are faster.\n while (node.producerNode.length > node.nextProducerIndex) {\n node.producerNode.pop();\n node.producerLastReadVersion.pop();\n node.producerIndexOfThis.pop();\n }\n}\n/**\n * Determine whether this consumer has any dependencies which have changed since the last time\n * they were read.\n */\nfunction consumerPollProducersForChange(node) {\n assertConsumerNode(node);\n // Poll producers for change.\n for (let i = 0; i < node.producerNode.length; i++) {\n const producer = node.producerNode[i];\n const seenVersion = node.producerLastReadVersion[i];\n // First check the versions. A mismatch means that the producer's value is known to have\n // changed since the last time we read it.\n if (seenVersion !== producer.version) {\n return true;\n }\n // The producer's version is the same as the last time we read it, but it might itself be\n // stale. Force the producer to recompute its version (calculating a new value if necessary).\n producerUpdateValueVersion(producer);\n // Now when we do this check, `producer.version` is guaranteed to be up to date, so if the\n // versions still match then it has not changed since the last time we read it.\n if (seenVersion !== producer.version) {\n return true;\n }\n }\n return false;\n}\n/**\n * Disconnect this consumer from the graph.\n */\nfunction consumerDestroy(node) {\n assertConsumerNode(node);\n if (consumerIsLive(node)) {\n // Drop all connections from the graph to this node.\n for (let i = 0; i < node.producerNode.length; i++) {\n producerRemoveLiveConsumerAtIndex(node.producerNode[i], node.producerIndexOfThis[i]);\n }\n }\n // Truncate all the arrays to drop all connection from this node to the graph.\n node.producerNode.length = node.producerLastReadVersion.length = node.producerIndexOfThis.length = 0;\n if (node.liveConsumerNode) {\n node.liveConsumerNode.length = node.liveConsumerIndexOfThis.length = 0;\n }\n}\n/**\n * Add `consumer` as a live consumer of this node.\n *\n * Note that this operation is potentially transitive. If this node becomes live, then it becomes\n * a live consumer of all of its current producers.\n */\nfunction producerAddLiveConsumer(node, consumer, indexOfThis) {\n assertProducerNode(node);\n if (node.liveConsumerNode.length === 0 && isConsumerNode(node)) {\n // When going from 0 to 1 live consumers, we become a live consumer to our producers.\n for (let i = 0; i < node.producerNode.length; i++) {\n node.producerIndexOfThis[i] = producerAddLiveConsumer(node.producerNode[i], node, i);\n }\n }\n node.liveConsumerIndexOfThis.push(indexOfThis);\n return node.liveConsumerNode.push(consumer) - 1;\n}\n/**\n * Remove the live consumer at `idx`.\n */\nfunction producerRemoveLiveConsumerAtIndex(node, idx) {\n assertProducerNode(node);\n if (typeof ngDevMode !== 'undefined' && ngDevMode && idx >= node.liveConsumerNode.length) {\n throw new Error(`Assertion error: active consumer index ${idx} is out of bounds of ${node.liveConsumerNode.length} consumers)`);\n }\n if (node.liveConsumerNode.length === 1 && isConsumerNode(node)) {\n // When removing the last live consumer, we will no longer be live. We need to remove\n // ourselves from our producers' tracking (which may cause consumer-producers to lose\n // liveness as well).\n for (let i = 0; i < node.producerNode.length; i++) {\n producerRemoveLiveConsumerAtIndex(node.producerNode[i], node.producerIndexOfThis[i]);\n }\n }\n // Move the last value of `liveConsumers` into `idx`. Note that if there's only a single\n // live consumer, this is a no-op.\n const lastIdx = node.liveConsumerNode.length - 1;\n node.liveConsumerNode[idx] = node.liveConsumerNode[lastIdx];\n node.liveConsumerIndexOfThis[idx] = node.liveConsumerIndexOfThis[lastIdx];\n // Truncate the array.\n node.liveConsumerNode.length--;\n node.liveConsumerIndexOfThis.length--;\n // If the index is still valid, then we need to fix the index pointer from the producer to this\n // consumer, and update it from `lastIdx` to `idx` (accounting for the move above).\n if (idx < node.liveConsumerNode.length) {\n const idxProducer = node.liveConsumerIndexOfThis[idx];\n const consumer = node.liveConsumerNode[idx];\n assertConsumerNode(consumer);\n consumer.producerIndexOfThis[idxProducer] = idx;\n }\n}\nfunction consumerIsLive(node) {\n return node.consumerIsAlwaysLive || (node?.liveConsumerNode?.length ?? 0) > 0;\n}\nfunction assertConsumerNode(node) {\n node.producerNode ??= [];\n node.producerIndexOfThis ??= [];\n node.producerLastReadVersion ??= [];\n}\nfunction assertProducerNode(node) {\n node.liveConsumerNode ??= [];\n node.liveConsumerIndexOfThis ??= [];\n}\nfunction isConsumerNode(node) {\n return node.producerNode !== undefined;\n}\n\n/**\n * Create a computed signal which derives a reactive value from an expression.\n */\nfunction createComputed(computation) {\n const node = Object.create(COMPUTED_NODE);\n node.computation = computation;\n const computed = () => {\n // Check if the value needs updating before returning it.\n producerUpdateValueVersion(node);\n // Record that someone looked at this signal.\n producerAccessed(node);\n if (node.value === ERRORED) {\n throw node.error;\n }\n return node.value;\n };\n computed[SIGNAL] = node;\n return computed;\n}\n/**\n * A dedicated symbol used before a computed value has been calculated for the first time.\n * Explicitly typed as `any` so we can use it as signal's value.\n */\nconst UNSET = /* @__PURE__ */Symbol('UNSET');\n/**\n * A dedicated symbol used in place of a computed signal value to indicate that a given computation\n * is in progress. Used to detect cycles in computation chains.\n * Explicitly typed as `any` so we can use it as signal's value.\n */\nconst COMPUTING = /* @__PURE__ */Symbol('COMPUTING');\n/**\n * A dedicated symbol used in place of a computed signal value to indicate that a given computation\n * failed. The thrown error is cached until the computation gets dirty again.\n * Explicitly typed as `any` so we can use it as signal's value.\n */\nconst ERRORED = /* @__PURE__ */Symbol('ERRORED');\n// Note: Using an IIFE here to ensure that the spread assignment is not considered\n// a side-effect, ending up preserving `COMPUTED_NODE` and `REACTIVE_NODE`.\n// TODO: remove when https://github.com/evanw/esbuild/issues/3392 is resolved.\nconst COMPUTED_NODE = /* @__PURE__ */(() => {\n return {\n ...REACTIVE_NODE,\n value: UNSET,\n dirty: true,\n error: null,\n equal: defaultEquals,\n producerMustRecompute(node) {\n // Force a recomputation if there's no current value, or if the current value is in the\n // process of being calculated (which should throw an error).\n return node.value === UNSET || node.value === COMPUTING;\n },\n producerRecomputeValue(node) {\n if (node.value === COMPUTING) {\n // Our computation somehow led to a cyclic read of itself.\n throw new Error('Detected cycle in computations.');\n }\n const oldValue = node.value;\n node.value = COMPUTING;\n const prevConsumer = consumerBeforeComputation(node);\n let newValue;\n try {\n newValue = node.computation();\n } catch (err) {\n newValue = ERRORED;\n node.error = err;\n } finally {\n consumerAfterComputation(node, prevConsumer);\n }\n if (oldValue !== UNSET && oldValue !== ERRORED && newValue !== ERRORED && node.equal(oldValue, newValue)) {\n // No change to `valueVersion` - old and new values are\n // semantically equivalent.\n node.value = oldValue;\n return;\n }\n node.value = newValue;\n node.version++;\n }\n };\n})();\nfunction defaultThrowError() {\n throw new Error();\n}\nlet throwInvalidWriteToSignalErrorFn = defaultThrowError;\nfunction throwInvalidWriteToSignalError() {\n throwInvalidWriteToSignalErrorFn();\n}\nfunction setThrowInvalidWriteToSignalError(fn) {\n throwInvalidWriteToSignalErrorFn = fn;\n}\n\n/**\n * If set, called after `WritableSignal`s are updated.\n *\n * This hook can be used to achieve various effects, such as running effects synchronously as part\n * of setting a signal.\n */\nlet postSignalSetFn = null;\n/**\n * Create a `Signal` that can be set or updated directly.\n */\nfunction createSignal(initialValue) {\n const node = Object.create(SIGNAL_NODE);\n node.value = initialValue;\n const getter = () => {\n producerAccessed(node);\n return node.value;\n };\n getter[SIGNAL] = node;\n return getter;\n}\nfunction setPostSignalSetFn(fn) {\n const prev = postSignalSetFn;\n postSignalSetFn = fn;\n return prev;\n}\nfunction signalGetFn() {\n producerAccessed(this);\n return this.value;\n}\nfunction signalSetFn(node, newValue) {\n if (!producerUpdatesAllowed()) {\n throwInvalidWriteToSignalError();\n }\n if (!node.equal(node.value, newValue)) {\n node.value = newValue;\n signalValueChanged(node);\n }\n}\nfunction signalUpdateFn(node, updater) {\n if (!producerUpdatesAllowed()) {\n throwInvalidWriteToSignalError();\n }\n signalSetFn(node, updater(node.value));\n}\nfunction runPostSignalSetFn() {\n postSignalSetFn?.();\n}\n// Note: Using an IIFE here to ensure that the spread assignment is not considered\n// a side-effect, ending up preserving `COMPUTED_NODE` and `REACTIVE_NODE`.\n// TODO: remove when https://github.com/evanw/esbuild/issues/3392 is resolved.\nconst SIGNAL_NODE = /* @__PURE__ */(() => {\n return {\n ...REACTIVE_NODE,\n equal: defaultEquals,\n value: undefined\n };\n})();\nfunction signalValueChanged(node) {\n node.version++;\n producerIncrementEpoch();\n producerNotifyConsumers(node);\n postSignalSetFn?.();\n}\nfunction createWatch(fn, schedule, allowSignalWrites) {\n const node = Object.create(WATCH_NODE);\n if (allowSignalWrites) {\n node.consumerAllowSignalWrites = true;\n }\n node.fn = fn;\n node.schedule = schedule;\n const registerOnCleanup = cleanupFn => {\n node.cleanupFn = cleanupFn;\n };\n function isWatchNodeDestroyed(node) {\n return node.fn === null && node.schedule === null;\n }\n function destroyWatchNode(node) {\n if (!isWatchNodeDestroyed(node)) {\n consumerDestroy(node); // disconnect watcher from the reactive graph\n node.cleanupFn();\n // nullify references to the integration functions to mark node as destroyed\n node.fn = null;\n node.schedule = null;\n node.cleanupFn = NOOP_CLEANUP_FN;\n }\n }\n const run = () => {\n if (node.fn === null) {\n // trying to run a destroyed watch is noop\n return;\n }\n if (isInNotificationPhase()) {\n throw new Error(`Schedulers cannot synchronously execute watches while scheduling.`);\n }\n node.dirty = false;\n if (node.hasRun && !consumerPollProducersForChange(node)) {\n return;\n }\n node.hasRun = true;\n const prevConsumer = consumerBeforeComputation(node);\n try {\n node.cleanupFn();\n node.cleanupFn = NOOP_CLEANUP_FN;\n node.fn(registerOnCleanup);\n } finally {\n consumerAfterComputation(node, prevConsumer);\n }\n };\n node.ref = {\n notify: () => consumerMarkDirty(node),\n run,\n cleanup: () => node.cleanupFn(),\n destroy: () => destroyWatchNode(node),\n [SIGNAL]: node\n };\n return node.ref;\n}\nconst NOOP_CLEANUP_FN = () => {};\n// Note: Using an IIFE here to ensure that the spread assignment is not considered\n// a side-effect, ending up preserving `COMPUTED_NODE` and `REACTIVE_NODE`.\n// TODO: remove when https://github.com/evanw/esbuild/issues/3392 is resolved.\nconst WATCH_NODE = /* @__PURE__ */(() => {\n return {\n ...REACTIVE_NODE,\n consumerIsAlwaysLive: true,\n consumerAllowSignalWrites: false,\n consumerMarkedDirty: node => {\n if (node.schedule !== null) {\n node.schedule(node.ref);\n }\n },\n hasRun: false,\n cleanupFn: NOOP_CLEANUP_FN\n };\n})();\nfunction setAlternateWeakRefImpl(impl) {\n // TODO: remove this function\n}\nexport { REACTIVE_NODE, SIGNAL, SIGNAL_NODE, consumerAfterComputation, consumerBeforeComputation, consumerDestroy, consumerMarkDirty, consumerPollProducersForChange, createComputed, createSignal, createWatch, defaultEquals, getActiveConsumer, isInNotificationPhase, isReactive, producerAccessed, producerIncrementEpoch, producerNotifyConsumers, producerUpdateValueVersion, producerUpdatesAllowed, runPostSignalSetFn, setActiveConsumer, setAlternateWeakRefImpl, setPostSignalSetFn, setThrowInvalidWriteToSignalError, signalSetFn, signalUpdateFn };\n","export function isFunction(value) {\n return typeof value === 'function';\n}\n","export function createErrorClass(createImpl) {\n const _super = instance => {\n Error.call(instance);\n instance.stack = new Error().stack;\n };\n const ctorFunc = createImpl(_super);\n ctorFunc.prototype = Object.create(Error.prototype);\n ctorFunc.prototype.constructor = ctorFunc;\n return ctorFunc;\n}\n","import { createErrorClass } from './createErrorClass';\nexport const UnsubscriptionError = createErrorClass(_super => function UnsubscriptionErrorImpl(errors) {\n _super(this);\n this.message = errors ? `${errors.length} errors occurred during unsubscription:\n${errors.map((err, i) => `${i + 1}) ${err.toString()}`).join('\\n ')}` : '';\n this.name = 'UnsubscriptionError';\n this.errors = errors;\n});\n","export function arrRemove(arr, item) {\n if (arr) {\n const index = arr.indexOf(item);\n 0 <= index && arr.splice(index, 1);\n }\n}\n","import { isFunction } from './util/isFunction';\nimport { UnsubscriptionError } from './util/UnsubscriptionError';\nimport { arrRemove } from './util/arrRemove';\nexport class Subscription {\n constructor(initialTeardown) {\n this.initialTeardown = initialTeardown;\n this.closed = false;\n this._parentage = null;\n this._finalizers = null;\n }\n unsubscribe() {\n let errors;\n if (!this.closed) {\n this.closed = true;\n const {\n _parentage\n } = this;\n if (_parentage) {\n this._parentage = null;\n if (Array.isArray(_parentage)) {\n for (const parent of _parentage) {\n parent.remove(this);\n }\n } else {\n _parentage.remove(this);\n }\n }\n const {\n initialTeardown: initialFinalizer\n } = this;\n if (isFunction(initialFinalizer)) {\n try {\n initialFinalizer();\n } catch (e) {\n errors = e instanceof UnsubscriptionError ? e.errors : [e];\n }\n }\n const {\n _finalizers\n } = this;\n if (_finalizers) {\n this._finalizers = null;\n for (const finalizer of _finalizers) {\n try {\n execFinalizer(finalizer);\n } catch (err) {\n errors = errors !== null && errors !== void 0 ? errors : [];\n if (err instanceof UnsubscriptionError) {\n errors = [...errors, ...err.errors];\n } else {\n errors.push(err);\n }\n }\n }\n }\n if (errors) {\n throw new UnsubscriptionError(errors);\n }\n }\n }\n add(teardown) {\n var _a;\n if (teardown && teardown !== this) {\n if (this.closed) {\n execFinalizer(teardown);\n } else {\n if (teardown instanceof Subscription) {\n if (teardown.closed || teardown._hasParent(this)) {\n return;\n }\n teardown._addParent(this);\n }\n (this._finalizers = (_a = this._finalizers) !== null && _a !== void 0 ? _a : []).push(teardown);\n }\n }\n }\n _hasParent(parent) {\n const {\n _parentage\n } = this;\n return _parentage === parent || Array.isArray(_parentage) && _parentage.includes(parent);\n }\n _addParent(parent) {\n const {\n _parentage\n } = this;\n this._parentage = Array.isArray(_parentage) ? (_parentage.push(parent), _parentage) : _parentage ? [_parentage, parent] : parent;\n }\n _removeParent(parent) {\n const {\n _parentage\n } = this;\n if (_parentage === parent) {\n this._parentage = null;\n } else if (Array.isArray(_parentage)) {\n arrRemove(_parentage, parent);\n }\n }\n remove(teardown) {\n const {\n _finalizers\n } = this;\n _finalizers && arrRemove(_finalizers, teardown);\n if (teardown instanceof Subscription) {\n teardown._removeParent(this);\n }\n }\n}\nSubscription.EMPTY = (() => {\n const empty = new Subscription();\n empty.closed = true;\n return empty;\n})();\nexport const EMPTY_SUBSCRIPTION = Subscription.EMPTY;\nexport function isSubscription(value) {\n return value instanceof Subscription || value && 'closed' in value && isFunction(value.remove) && isFunction(value.add) && isFunction(value.unsubscribe);\n}\nfunction execFinalizer(finalizer) {\n if (isFunction(finalizer)) {\n finalizer();\n } else {\n finalizer.unsubscribe();\n }\n}\n","export const config = {\n onUnhandledError: null,\n onStoppedNotification: null,\n Promise: undefined,\n useDeprecatedSynchronousErrorHandling: false,\n useDeprecatedNextContext: false\n};\n","export const timeoutProvider = {\n setTimeout(handler, timeout, ...args) {\n const {\n delegate\n } = timeoutProvider;\n if (delegate === null || delegate === void 0 ? void 0 : delegate.setTimeout) {\n return delegate.setTimeout(handler, timeout, ...args);\n }\n return setTimeout(handler, timeout, ...args);\n },\n clearTimeout(handle) {\n const {\n delegate\n } = timeoutProvider;\n return ((delegate === null || delegate === void 0 ? void 0 : delegate.clearTimeout) || clearTimeout)(handle);\n },\n delegate: undefined\n};\n","import { config } from '../config';\nimport { timeoutProvider } from '../scheduler/timeoutProvider';\nexport function reportUnhandledError(err) {\n timeoutProvider.setTimeout(() => {\n const {\n onUnhandledError\n } = config;\n if (onUnhandledError) {\n onUnhandledError(err);\n } else {\n throw err;\n }\n });\n}\n","export function noop() {}\n","export const COMPLETE_NOTIFICATION = (() => createNotification('C', undefined, undefined))();\nexport function errorNotification(error) {\n return createNotification('E', undefined, error);\n}\nexport function nextNotification(value) {\n return createNotification('N', value, undefined);\n}\nexport function createNotification(kind, value, error) {\n return {\n kind,\n value,\n error\n };\n}\n","import { config } from '../config';\nlet context = null;\nexport function errorContext(cb) {\n if (config.useDeprecatedSynchronousErrorHandling) {\n const isRoot = !context;\n if (isRoot) {\n context = {\n errorThrown: false,\n error: null\n };\n }\n cb();\n if (isRoot) {\n const {\n errorThrown,\n error\n } = context;\n context = null;\n if (errorThrown) {\n throw error;\n }\n }\n } else {\n cb();\n }\n}\nexport function captureError(err) {\n if (config.useDeprecatedSynchronousErrorHandling && context) {\n context.errorThrown = true;\n context.error = err;\n }\n}\n","import { isFunction } from './util/isFunction';\nimport { isSubscription, Subscription } from './Subscription';\nimport { config } from './config';\nimport { reportUnhandledError } from './util/reportUnhandledError';\nimport { noop } from './util/noop';\nimport { nextNotification, errorNotification, COMPLETE_NOTIFICATION } from './NotificationFactories';\nimport { timeoutProvider } from './scheduler/timeoutProvider';\nimport { captureError } from './util/errorContext';\nexport class Subscriber extends Subscription {\n constructor(destination) {\n super();\n this.isStopped = false;\n if (destination) {\n this.destination = destination;\n if (isSubscription(destination)) {\n destination.add(this);\n }\n } else {\n this.destination = EMPTY_OBSERVER;\n }\n }\n static create(next, error, complete) {\n return new SafeSubscriber(next, error, complete);\n }\n next(value) {\n if (this.isStopped) {\n handleStoppedNotification(nextNotification(value), this);\n } else {\n this._next(value);\n }\n }\n error(err) {\n if (this.isStopped) {\n handleStoppedNotification(errorNotification(err), this);\n } else {\n this.isStopped = true;\n this._error(err);\n }\n }\n complete() {\n if (this.isStopped) {\n handleStoppedNotification(COMPLETE_NOTIFICATION, this);\n } else {\n this.isStopped = true;\n this._complete();\n }\n }\n unsubscribe() {\n if (!this.closed) {\n this.isStopped = true;\n super.unsubscribe();\n this.destination = null;\n }\n }\n _next(value) {\n this.destination.next(value);\n }\n _error(err) {\n try {\n this.destination.error(err);\n } finally {\n this.unsubscribe();\n }\n }\n _complete() {\n try {\n this.destination.complete();\n } finally {\n this.unsubscribe();\n }\n }\n}\nconst _bind = Function.prototype.bind;\nfunction bind(fn, thisArg) {\n return _bind.call(fn, thisArg);\n}\nclass ConsumerObserver {\n constructor(partialObserver) {\n this.partialObserver = partialObserver;\n }\n next(value) {\n const {\n partialObserver\n } = this;\n if (partialObserver.next) {\n try {\n partialObserver.next(value);\n } catch (error) {\n handleUnhandledError(error);\n }\n }\n }\n error(err) {\n const {\n partialObserver\n } = this;\n if (partialObserver.error) {\n try {\n partialObserver.error(err);\n } catch (error) {\n handleUnhandledError(error);\n }\n } else {\n handleUnhandledError(err);\n }\n }\n complete() {\n const {\n partialObserver\n } = this;\n if (partialObserver.complete) {\n try {\n partialObserver.complete();\n } catch (error) {\n handleUnhandledError(error);\n }\n }\n }\n}\nexport class SafeSubscriber extends Subscriber {\n constructor(observerOrNext, error, complete) {\n super();\n let partialObserver;\n if (isFunction(observerOrNext) || !observerOrNext) {\n partialObserver = {\n next: observerOrNext !== null && observerOrNext !== void 0 ? observerOrNext : undefined,\n error: error !== null && error !== void 0 ? error : undefined,\n complete: complete !== null && complete !== void 0 ? complete : undefined\n };\n } else {\n let context;\n if (this && config.useDeprecatedNextContext) {\n context = Object.create(observerOrNext);\n context.unsubscribe = () => this.unsubscribe();\n partialObserver = {\n next: observerOrNext.next && bind(observerOrNext.next, context),\n error: observerOrNext.error && bind(observerOrNext.error, context),\n complete: observerOrNext.complete && bind(observerOrNext.complete, context)\n };\n } else {\n partialObserver = observerOrNext;\n }\n }\n this.destination = new ConsumerObserver(partialObserver);\n }\n}\nfunction handleUnhandledError(error) {\n if (config.useDeprecatedSynchronousErrorHandling) {\n captureError(error);\n } else {\n reportUnhandledError(error);\n }\n}\nfunction defaultErrorHandler(err) {\n throw err;\n}\nfunction handleStoppedNotification(notification, subscriber) {\n const {\n onStoppedNotification\n } = config;\n onStoppedNotification && timeoutProvider.setTimeout(() => onStoppedNotification(notification, subscriber));\n}\nexport const EMPTY_OBSERVER = {\n closed: true,\n next: noop,\n error: defaultErrorHandler,\n complete: noop\n};\n","export const observable = (() => typeof Symbol === 'function' && Symbol.observable || '@@observable')();\n","export function identity(x) {\n return x;\n}\n","import { identity } from './identity';\nexport function pipe(...fns) {\n return pipeFromArray(fns);\n}\nexport function pipeFromArray(fns) {\n if (fns.length === 0) {\n return identity;\n }\n if (fns.length === 1) {\n return fns[0];\n }\n return function piped(input) {\n return fns.reduce((prev, fn) => fn(prev), input);\n };\n}\n","import { SafeSubscriber, Subscriber } from './Subscriber';\nimport { isSubscription } from './Subscription';\nimport { observable as Symbol_observable } from './symbol/observable';\nimport { pipeFromArray } from './util/pipe';\nimport { config } from './config';\nimport { isFunction } from './util/isFunction';\nimport { errorContext } from './util/errorContext';\nexport let Observable = /*#__PURE__*/(() => {\n class Observable {\n constructor(subscribe) {\n if (subscribe) {\n this._subscribe = subscribe;\n }\n }\n lift(operator) {\n const observable = new Observable();\n observable.source = this;\n observable.operator = operator;\n return observable;\n }\n subscribe(observerOrNext, error, complete) {\n const subscriber = isSubscriber(observerOrNext) ? observerOrNext : new SafeSubscriber(observerOrNext, error, complete);\n errorContext(() => {\n const {\n operator,\n source\n } = this;\n subscriber.add(operator ? operator.call(subscriber, source) : source ? this._subscribe(subscriber) : this._trySubscribe(subscriber));\n });\n return subscriber;\n }\n _trySubscribe(sink) {\n try {\n return this._subscribe(sink);\n } catch (err) {\n sink.error(err);\n }\n }\n forEach(next, promiseCtor) {\n promiseCtor = getPromiseCtor(promiseCtor);\n return new promiseCtor((resolve, reject) => {\n const subscriber = new SafeSubscriber({\n next: value => {\n try {\n next(value);\n } catch (err) {\n reject(err);\n subscriber.unsubscribe();\n }\n },\n error: reject,\n complete: resolve\n });\n this.subscribe(subscriber);\n });\n }\n _subscribe(subscriber) {\n var _a;\n return (_a = this.source) === null || _a === void 0 ? void 0 : _a.subscribe(subscriber);\n }\n [Symbol_observable]() {\n return this;\n }\n pipe(...operations) {\n return pipeFromArray(operations)(this);\n }\n toPromise(promiseCtor) {\n promiseCtor = getPromiseCtor(promiseCtor);\n return new promiseCtor((resolve, reject) => {\n let value;\n this.subscribe(x => value = x, err => reject(err), () => resolve(value));\n });\n }\n }\n Observable.create = subscribe => {\n return new Observable(subscribe);\n };\n return Observable;\n})();\nfunction getPromiseCtor(promiseCtor) {\n var _a;\n return (_a = promiseCtor !== null && promiseCtor !== void 0 ? promiseCtor : config.Promise) !== null && _a !== void 0 ? _a : Promise;\n}\nfunction isObserver(value) {\n return value && isFunction(value.next) && isFunction(value.error) && isFunction(value.complete);\n}\nfunction isSubscriber(value) {\n return value && value instanceof Subscriber || isObserver(value) && isSubscription(value);\n}\n","import { isFunction } from './isFunction';\nexport function hasLift(source) {\n return isFunction(source === null || source === void 0 ? void 0 : source.lift);\n}\nexport function operate(init) {\n return source => {\n if (hasLift(source)) {\n return source.lift(function (liftedSource) {\n try {\n return init(liftedSource, this);\n } catch (err) {\n this.error(err);\n }\n });\n }\n throw new TypeError('Unable to lift unknown Observable type');\n };\n}\n","import { Subscriber } from '../Subscriber';\nexport function createOperatorSubscriber(destination, onNext, onComplete, onError, onFinalize) {\n return new OperatorSubscriber(destination, onNext, onComplete, onError, onFinalize);\n}\nexport class OperatorSubscriber extends Subscriber {\n constructor(destination, onNext, onComplete, onError, onFinalize, shouldUnsubscribe) {\n super(destination);\n this.onFinalize = onFinalize;\n this.shouldUnsubscribe = shouldUnsubscribe;\n this._next = onNext ? function (value) {\n try {\n onNext(value);\n } catch (err) {\n destination.error(err);\n }\n } : super._next;\n this._error = onError ? function (err) {\n try {\n onError(err);\n } catch (err) {\n destination.error(err);\n } finally {\n this.unsubscribe();\n }\n } : super._error;\n this._complete = onComplete ? function () {\n try {\n onComplete();\n } catch (err) {\n destination.error(err);\n } finally {\n this.unsubscribe();\n }\n } : super._complete;\n }\n unsubscribe() {\n var _a;\n if (!this.shouldUnsubscribe || this.shouldUnsubscribe()) {\n const {\n closed\n } = this;\n super.unsubscribe();\n !closed && ((_a = this.onFinalize) === null || _a === void 0 ? void 0 : _a.call(this));\n }\n }\n}\n","import { operate } from '../util/lift';\nimport { createOperatorSubscriber } from './OperatorSubscriber';\nexport function refCount() {\n return operate((source, subscriber) => {\n let connection = null;\n source._refCount++;\n const refCounter = createOperatorSubscriber(subscriber, undefined, undefined, undefined, () => {\n if (!source || source._refCount <= 0 || 0 < --source._refCount) {\n connection = null;\n return;\n }\n const sharedConnection = source._connection;\n const conn = connection;\n connection = null;\n if (sharedConnection && (!conn || sharedConnection === conn)) {\n sharedConnection.unsubscribe();\n }\n subscriber.unsubscribe();\n });\n source.subscribe(refCounter);\n if (!refCounter.closed) {\n connection = source.connect();\n }\n });\n}\n","import { Observable } from '../Observable';\nimport { Subscription } from '../Subscription';\nimport { refCount as higherOrderRefCount } from '../operators/refCount';\nimport { createOperatorSubscriber } from '../operators/OperatorSubscriber';\nimport { hasLift } from '../util/lift';\nexport class ConnectableObservable extends Observable {\n constructor(source, subjectFactory) {\n super();\n this.source = source;\n this.subjectFactory = subjectFactory;\n this._subject = null;\n this._refCount = 0;\n this._connection = null;\n if (hasLift(source)) {\n this.lift = source.lift;\n }\n }\n _subscribe(subscriber) {\n return this.getSubject().subscribe(subscriber);\n }\n getSubject() {\n const subject = this._subject;\n if (!subject || subject.isStopped) {\n this._subject = this.subjectFactory();\n }\n return this._subject;\n }\n _teardown() {\n this._refCount = 0;\n const {\n _connection\n } = this;\n this._subject = this._connection = null;\n _connection === null || _connection === void 0 ? void 0 : _connection.unsubscribe();\n }\n connect() {\n let connection = this._connection;\n if (!connection) {\n connection = this._connection = new Subscription();\n const subject = this.getSubject();\n connection.add(this.source.subscribe(createOperatorSubscriber(subject, undefined, () => {\n this._teardown();\n subject.complete();\n }, err => {\n this._teardown();\n subject.error(err);\n }, () => this._teardown())));\n if (connection.closed) {\n this._connection = null;\n connection = Subscription.EMPTY;\n }\n }\n return connection;\n }\n refCount() {\n return higherOrderRefCount()(this);\n }\n}\n","import { Subscription } from '../Subscription';\nexport const animationFrameProvider = {\n schedule(callback) {\n let request = requestAnimationFrame;\n let cancel = cancelAnimationFrame;\n const {\n delegate\n } = animationFrameProvider;\n if (delegate) {\n request = delegate.requestAnimationFrame;\n cancel = delegate.cancelAnimationFrame;\n }\n const handle = request(timestamp => {\n cancel = undefined;\n callback(timestamp);\n });\n return new Subscription(() => cancel === null || cancel === void 0 ? void 0 : cancel(handle));\n },\n requestAnimationFrame(...args) {\n const {\n delegate\n } = animationFrameProvider;\n return ((delegate === null || delegate === void 0 ? void 0 : delegate.requestAnimationFrame) || requestAnimationFrame)(...args);\n },\n cancelAnimationFrame(...args) {\n const {\n delegate\n } = animationFrameProvider;\n return ((delegate === null || delegate === void 0 ? void 0 : delegate.cancelAnimationFrame) || cancelAnimationFrame)(...args);\n },\n delegate: undefined\n};\n","import { createErrorClass } from './createErrorClass';\nexport const ObjectUnsubscribedError = createErrorClass(_super => function ObjectUnsubscribedErrorImpl() {\n _super(this);\n this.name = 'ObjectUnsubscribedError';\n this.message = 'object unsubscribed';\n});\n","import { Observable } from './Observable';\nimport { Subscription, EMPTY_SUBSCRIPTION } from './Subscription';\nimport { ObjectUnsubscribedError } from './util/ObjectUnsubscribedError';\nimport { arrRemove } from './util/arrRemove';\nimport { errorContext } from './util/errorContext';\nexport let Subject = /*#__PURE__*/(() => {\n class Subject extends Observable {\n constructor() {\n super();\n this.closed = false;\n this.currentObservers = null;\n this.observers = [];\n this.isStopped = false;\n this.hasError = false;\n this.thrownError = null;\n }\n lift(operator) {\n const subject = new AnonymousSubject(this, this);\n subject.operator = operator;\n return subject;\n }\n _throwIfClosed() {\n if (this.closed) {\n throw new ObjectUnsubscribedError();\n }\n }\n next(value) {\n errorContext(() => {\n this._throwIfClosed();\n if (!this.isStopped) {\n if (!this.currentObservers) {\n this.currentObservers = Array.from(this.observers);\n }\n for (const observer of this.currentObservers) {\n observer.next(value);\n }\n }\n });\n }\n error(err) {\n errorContext(() => {\n this._throwIfClosed();\n if (!this.isStopped) {\n this.hasError = this.isStopped = true;\n this.thrownError = err;\n const {\n observers\n } = this;\n while (observers.length) {\n observers.shift().error(err);\n }\n }\n });\n }\n complete() {\n errorContext(() => {\n this._throwIfClosed();\n if (!this.isStopped) {\n this.isStopped = true;\n const {\n observers\n } = this;\n while (observers.length) {\n observers.shift().complete();\n }\n }\n });\n }\n unsubscribe() {\n this.isStopped = this.closed = true;\n this.observers = this.currentObservers = null;\n }\n get observed() {\n var _a;\n return ((_a = this.observers) === null || _a === void 0 ? void 0 : _a.length) > 0;\n }\n _trySubscribe(subscriber) {\n this._throwIfClosed();\n return super._trySubscribe(subscriber);\n }\n _subscribe(subscriber) {\n this._throwIfClosed();\n this._checkFinalizedStatuses(subscriber);\n return this._innerSubscribe(subscriber);\n }\n _innerSubscribe(subscriber) {\n const {\n hasError,\n isStopped,\n observers\n } = this;\n if (hasError || isStopped) {\n return EMPTY_SUBSCRIPTION;\n }\n this.currentObservers = null;\n observers.push(subscriber);\n return new Subscription(() => {\n this.currentObservers = null;\n arrRemove(observers, subscriber);\n });\n }\n _checkFinalizedStatuses(subscriber) {\n const {\n hasError,\n thrownError,\n isStopped\n } = this;\n if (hasError) {\n subscriber.error(thrownError);\n } else if (isStopped) {\n subscriber.complete();\n }\n }\n asObservable() {\n const observable = new Observable();\n observable.source = this;\n return observable;\n }\n }\n Subject.create = (destination, source) => {\n return new AnonymousSubject(destination, source);\n };\n return Subject;\n})();\nexport class AnonymousSubject extends Subject {\n constructor(destination, source) {\n super();\n this.destination = destination;\n this.source = source;\n }\n next(value) {\n var _a, _b;\n (_b = (_a = this.destination) === null || _a === void 0 ? void 0 : _a.next) === null || _b === void 0 ? void 0 : _b.call(_a, value);\n }\n error(err) {\n var _a, _b;\n (_b = (_a = this.destination) === null || _a === void 0 ? void 0 : _a.error) === null || _b === void 0 ? void 0 : _b.call(_a, err);\n }\n complete() {\n var _a, _b;\n (_b = (_a = this.destination) === null || _a === void 0 ? void 0 : _a.complete) === null || _b === void 0 ? void 0 : _b.call(_a);\n }\n _subscribe(subscriber) {\n var _a, _b;\n return (_b = (_a = this.source) === null || _a === void 0 ? void 0 : _a.subscribe(subscriber)) !== null && _b !== void 0 ? _b : EMPTY_SUBSCRIPTION;\n }\n}\n","import { Subject } from './Subject';\nexport class BehaviorSubject extends Subject {\n constructor(_value) {\n super();\n this._value = _value;\n }\n get value() {\n return this.getValue();\n }\n _subscribe(subscriber) {\n const subscription = super._subscribe(subscriber);\n !subscription.closed && subscriber.next(this._value);\n return subscription;\n }\n getValue() {\n const {\n hasError,\n thrownError,\n _value\n } = this;\n if (hasError) {\n throw thrownError;\n }\n this._throwIfClosed();\n return _value;\n }\n next(value) {\n super.next(this._value = value);\n }\n}\n","export const dateTimestampProvider = {\n now() {\n return (dateTimestampProvider.delegate || Date).now();\n },\n delegate: undefined\n};\n","import { Subject } from './Subject';\nimport { dateTimestampProvider } from './scheduler/dateTimestampProvider';\nexport class ReplaySubject extends Subject {\n constructor(_bufferSize = Infinity, _windowTime = Infinity, _timestampProvider = dateTimestampProvider) {\n super();\n this._bufferSize = _bufferSize;\n this._windowTime = _windowTime;\n this._timestampProvider = _timestampProvider;\n this._buffer = [];\n this._infiniteTimeWindow = true;\n this._infiniteTimeWindow = _windowTime === Infinity;\n this._bufferSize = Math.max(1, _bufferSize);\n this._windowTime = Math.max(1, _windowTime);\n }\n next(value) {\n const {\n isStopped,\n _buffer,\n _infiniteTimeWindow,\n _timestampProvider,\n _windowTime\n } = this;\n if (!isStopped) {\n _buffer.push(value);\n !_infiniteTimeWindow && _buffer.push(_timestampProvider.now() + _windowTime);\n }\n this._trimBuffer();\n super.next(value);\n }\n _subscribe(subscriber) {\n this._throwIfClosed();\n this._trimBuffer();\n const subscription = this._innerSubscribe(subscriber);\n const {\n _infiniteTimeWindow,\n _buffer\n } = this;\n const copy = _buffer.slice();\n for (let i = 0; i < copy.length && !subscriber.closed; i += _infiniteTimeWindow ? 1 : 2) {\n subscriber.next(copy[i]);\n }\n this._checkFinalizedStatuses(subscriber);\n return subscription;\n }\n _trimBuffer() {\n const {\n _bufferSize,\n _timestampProvider,\n _buffer,\n _infiniteTimeWindow\n } = this;\n const adjustedBufferSize = (_infiniteTimeWindow ? 1 : 2) * _bufferSize;\n _bufferSize < Infinity && adjustedBufferSize < _buffer.length && _buffer.splice(0, _buffer.length - adjustedBufferSize);\n if (!_infiniteTimeWindow) {\n const now = _timestampProvider.now();\n let last = 0;\n for (let i = 1; i < _buffer.length && _buffer[i] <= now; i += 2) {\n last = i;\n }\n last && _buffer.splice(0, last + 1);\n }\n }\n}\n","import { Subject } from './Subject';\nexport class AsyncSubject extends Subject {\n constructor() {\n super(...arguments);\n this._value = null;\n this._hasValue = false;\n this._isComplete = false;\n }\n _checkFinalizedStatuses(subscriber) {\n const {\n hasError,\n _hasValue,\n _value,\n thrownError,\n isStopped,\n _isComplete\n } = this;\n if (hasError) {\n subscriber.error(thrownError);\n } else if (isStopped || _isComplete) {\n _hasValue && subscriber.next(_value);\n subscriber.complete();\n }\n }\n next(value) {\n if (!this.isStopped) {\n this._value = value;\n this._hasValue = true;\n }\n }\n complete() {\n const {\n _hasValue,\n _value,\n _isComplete\n } = this;\n if (!_isComplete) {\n this._isComplete = true;\n _hasValue && super.next(_value);\n super.complete();\n }\n }\n}\n","import { Subscription } from '../Subscription';\nexport class Action extends Subscription {\n constructor(scheduler, work) {\n super();\n }\n schedule(state, delay = 0) {\n return this;\n }\n}\n","export const intervalProvider = {\n setInterval(handler, timeout, ...args) {\n const {\n delegate\n } = intervalProvider;\n if (delegate === null || delegate === void 0 ? void 0 : delegate.setInterval) {\n return delegate.setInterval(handler, timeout, ...args);\n }\n return setInterval(handler, timeout, ...args);\n },\n clearInterval(handle) {\n const {\n delegate\n } = intervalProvider;\n return ((delegate === null || delegate === void 0 ? void 0 : delegate.clearInterval) || clearInterval)(handle);\n },\n delegate: undefined\n};\n","import { Action } from './Action';\nimport { intervalProvider } from './intervalProvider';\nimport { arrRemove } from '../util/arrRemove';\nexport class AsyncAction extends Action {\n constructor(scheduler, work) {\n super(scheduler, work);\n this.scheduler = scheduler;\n this.work = work;\n this.pending = false;\n }\n schedule(state, delay = 0) {\n var _a;\n if (this.closed) {\n return this;\n }\n this.state = state;\n const id = this.id;\n const scheduler = this.scheduler;\n if (id != null) {\n this.id = this.recycleAsyncId(scheduler, id, delay);\n }\n this.pending = true;\n this.delay = delay;\n this.id = (_a = this.id) !== null && _a !== void 0 ? _a : this.requestAsyncId(scheduler, this.id, delay);\n return this;\n }\n requestAsyncId(scheduler, _id, delay = 0) {\n return intervalProvider.setInterval(scheduler.flush.bind(scheduler, this), delay);\n }\n recycleAsyncId(_scheduler, id, delay = 0) {\n if (delay != null && this.delay === delay && this.pending === false) {\n return id;\n }\n if (id != null) {\n intervalProvider.clearInterval(id);\n }\n return undefined;\n }\n execute(state, delay) {\n if (this.closed) {\n return new Error('executing a cancelled action');\n }\n this.pending = false;\n const error = this._execute(state, delay);\n if (error) {\n return error;\n } else if (this.pending === false && this.id != null) {\n this.id = this.recycleAsyncId(this.scheduler, this.id, null);\n }\n }\n _execute(state, _delay) {\n let errored = false;\n let errorValue;\n try {\n this.work(state);\n } catch (e) {\n errored = true;\n errorValue = e ? e : new Error('Scheduled action threw falsy error');\n }\n if (errored) {\n this.unsubscribe();\n return errorValue;\n }\n }\n unsubscribe() {\n if (!this.closed) {\n const {\n id,\n scheduler\n } = this;\n const {\n actions\n } = scheduler;\n this.work = this.state = this.scheduler = null;\n this.pending = false;\n arrRemove(actions, this);\n if (id != null) {\n this.id = this.recycleAsyncId(scheduler, id, null);\n }\n this.delay = null;\n super.unsubscribe();\n }\n }\n}\n","let nextHandle = 1;\nlet resolved;\nconst activeHandles = {};\nfunction findAndClearHandle(handle) {\n if (handle in activeHandles) {\n delete activeHandles[handle];\n return true;\n }\n return false;\n}\nexport const Immediate = {\n setImmediate(cb) {\n const handle = nextHandle++;\n activeHandles[handle] = true;\n if (!resolved) {\n resolved = Promise.resolve();\n }\n resolved.then(() => findAndClearHandle(handle) && cb());\n return handle;\n },\n clearImmediate(handle) {\n findAndClearHandle(handle);\n }\n};\nexport const TestTools = {\n pending() {\n return Object.keys(activeHandles).length;\n }\n};\n","import { Immediate } from '../util/Immediate';\nconst {\n setImmediate,\n clearImmediate\n} = Immediate;\nexport const immediateProvider = {\n setImmediate(...args) {\n const {\n delegate\n } = immediateProvider;\n return ((delegate === null || delegate === void 0 ? void 0 : delegate.setImmediate) || setImmediate)(...args);\n },\n clearImmediate(handle) {\n const {\n delegate\n } = immediateProvider;\n return ((delegate === null || delegate === void 0 ? void 0 : delegate.clearImmediate) || clearImmediate)(handle);\n },\n delegate: undefined\n};\n","import { AsyncAction } from './AsyncAction';\nimport { immediateProvider } from './immediateProvider';\nexport class AsapAction extends AsyncAction {\n constructor(scheduler, work) {\n super(scheduler, work);\n this.scheduler = scheduler;\n this.work = work;\n }\n requestAsyncId(scheduler, id, delay = 0) {\n if (delay !== null && delay > 0) {\n return super.requestAsyncId(scheduler, id, delay);\n }\n scheduler.actions.push(this);\n return scheduler._scheduled || (scheduler._scheduled = immediateProvider.setImmediate(scheduler.flush.bind(scheduler, undefined)));\n }\n recycleAsyncId(scheduler, id, delay = 0) {\n var _a;\n if (delay != null ? delay > 0 : this.delay > 0) {\n return super.recycleAsyncId(scheduler, id, delay);\n }\n const {\n actions\n } = scheduler;\n if (id != null && ((_a = actions[actions.length - 1]) === null || _a === void 0 ? void 0 : _a.id) !== id) {\n immediateProvider.clearImmediate(id);\n if (scheduler._scheduled === id) {\n scheduler._scheduled = undefined;\n }\n }\n return undefined;\n }\n}\n","import { dateTimestampProvider } from './scheduler/dateTimestampProvider';\nexport class Scheduler {\n constructor(schedulerActionCtor, now = Scheduler.now) {\n this.schedulerActionCtor = schedulerActionCtor;\n this.now = now;\n }\n schedule(work, delay = 0, state) {\n return new this.schedulerActionCtor(this, work).schedule(state, delay);\n }\n}\nScheduler.now = dateTimestampProvider.now;\n","import { Scheduler } from '../Scheduler';\nexport class AsyncScheduler extends Scheduler {\n constructor(SchedulerAction, now = Scheduler.now) {\n super(SchedulerAction, now);\n this.actions = [];\n this._active = false;\n }\n flush(action) {\n const {\n actions\n } = this;\n if (this._active) {\n actions.push(action);\n return;\n }\n let error;\n this._active = true;\n do {\n if (error = action.execute(action.state, action.delay)) {\n break;\n }\n } while (action = actions.shift());\n this._active = false;\n if (error) {\n while (action = actions.shift()) {\n action.unsubscribe();\n }\n throw error;\n }\n }\n}\n","import { AsyncScheduler } from './AsyncScheduler';\nexport class AsapScheduler extends AsyncScheduler {\n flush(action) {\n this._active = true;\n const flushId = this._scheduled;\n this._scheduled = undefined;\n const {\n actions\n } = this;\n let error;\n action = action || actions.shift();\n do {\n if (error = action.execute(action.state, action.delay)) {\n break;\n }\n } while ((action = actions[0]) && action.id === flushId && actions.shift());\n this._active = false;\n if (error) {\n while ((action = actions[0]) && action.id === flushId && actions.shift()) {\n action.unsubscribe();\n }\n throw error;\n }\n }\n}\n","import { AsapAction } from './AsapAction';\nimport { AsapScheduler } from './AsapScheduler';\nexport const asapScheduler = new AsapScheduler(AsapAction);\nexport const asap = asapScheduler;\n","import { AsyncAction } from './AsyncAction';\nimport { AsyncScheduler } from './AsyncScheduler';\nexport const asyncScheduler = new AsyncScheduler(AsyncAction);\nexport const async = asyncScheduler;\n","import { AsyncAction } from './AsyncAction';\nimport { animationFrameProvider } from './animationFrameProvider';\nexport class AnimationFrameAction extends AsyncAction {\n constructor(scheduler, work) {\n super(scheduler, work);\n this.scheduler = scheduler;\n this.work = work;\n }\n requestAsyncId(scheduler, id, delay = 0) {\n if (delay !== null && delay > 0) {\n return super.requestAsyncId(scheduler, id, delay);\n }\n scheduler.actions.push(this);\n return scheduler._scheduled || (scheduler._scheduled = animationFrameProvider.requestAnimationFrame(() => scheduler.flush(undefined)));\n }\n recycleAsyncId(scheduler, id, delay = 0) {\n var _a;\n if (delay != null ? delay > 0 : this.delay > 0) {\n return super.recycleAsyncId(scheduler, id, delay);\n }\n const {\n actions\n } = scheduler;\n if (id != null && ((_a = actions[actions.length - 1]) === null || _a === void 0 ? void 0 : _a.id) !== id) {\n animationFrameProvider.cancelAnimationFrame(id);\n scheduler._scheduled = undefined;\n }\n return undefined;\n }\n}\n","import { AsyncScheduler } from './AsyncScheduler';\nexport class AnimationFrameScheduler extends AsyncScheduler {\n flush(action) {\n this._active = true;\n const flushId = this._scheduled;\n this._scheduled = undefined;\n const {\n actions\n } = this;\n let error;\n action = action || actions.shift();\n do {\n if (error = action.execute(action.state, action.delay)) {\n break;\n }\n } while ((action = actions[0]) && action.id === flushId && actions.shift());\n this._active = false;\n if (error) {\n while ((action = actions[0]) && action.id === flushId && actions.shift()) {\n action.unsubscribe();\n }\n throw error;\n }\n }\n}\n","import { AnimationFrameAction } from './AnimationFrameAction';\nimport { AnimationFrameScheduler } from './AnimationFrameScheduler';\nexport const animationFrameScheduler = new AnimationFrameScheduler(AnimationFrameAction);\nexport const animationFrame = animationFrameScheduler;\n","import { Observable } from '../Observable';\nexport const EMPTY = new Observable(subscriber => subscriber.complete());\nexport function empty(scheduler) {\n return scheduler ? emptyScheduled(scheduler) : EMPTY;\n}\nfunction emptyScheduled(scheduler) {\n return new Observable(subscriber => scheduler.schedule(() => subscriber.complete()));\n}\n","import { isFunction } from './isFunction';\nexport function isScheduler(value) {\n return value && isFunction(value.schedule);\n}\n","import { isFunction } from './isFunction';\nimport { isScheduler } from './isScheduler';\nfunction last(arr) {\n return arr[arr.length - 1];\n}\nexport function popResultSelector(args) {\n return isFunction(last(args)) ? args.pop() : undefined;\n}\nexport function popScheduler(args) {\n return isScheduler(last(args)) ? args.pop() : undefined;\n}\nexport function popNumber(args, defaultValue) {\n return typeof last(args) === 'number' ? args.pop() : defaultValue;\n}\n","/******************************************************************************\nCopyright (c) Microsoft Corporation.\n\nPermission to use, copy, modify, and/or distribute this software for any\npurpose with or without fee is hereby granted.\n\nTHE SOFTWARE IS PROVIDED \"AS IS\" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH\nREGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY\nAND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,\nINDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM\nLOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR\nOTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR\nPERFORMANCE OF THIS SOFTWARE.\n***************************************************************************** */\n/* global Reflect, Promise, SuppressedError, Symbol */\n\nvar extendStatics = function (d, b) {\n extendStatics = Object.setPrototypeOf || {\n __proto__: []\n } instanceof Array && function (d, b) {\n d.__proto__ = b;\n } || function (d, b) {\n for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p];\n };\n return extendStatics(d, b);\n};\nexport function __extends(d, b) {\n if (typeof b !== \"function\" && b !== null) throw new TypeError(\"Class extends value \" + String(b) + \" is not a constructor or null\");\n extendStatics(d, b);\n function __() {\n this.constructor = d;\n }\n d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());\n}\nexport var __assign = function () {\n __assign = Object.assign || function __assign(t) {\n for (var s, i = 1, n = arguments.length; i < n; i++) {\n s = arguments[i];\n for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p)) t[p] = s[p];\n }\n return t;\n };\n return __assign.apply(this, arguments);\n};\nexport function __rest(s, e) {\n var t = {};\n for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0) t[p] = s[p];\n if (s != null && typeof Object.getOwnPropertySymbols === \"function\") for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) {\n if (e.indexOf(p[i]) < 0 && Object.prototype.propertyIsEnumerable.call(s, p[i])) t[p[i]] = s[p[i]];\n }\n return t;\n}\nexport function __decorate(decorators, target, key, desc) {\n var c = arguments.length,\n r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc,\n d;\n if (typeof Reflect === \"object\" && typeof Reflect.decorate === \"function\") r = Reflect.decorate(decorators, target, key, desc);else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;\n return c > 3 && r && Object.defineProperty(target, key, r), r;\n}\nexport function __param(paramIndex, decorator) {\n return function (target, key) {\n decorator(target, key, paramIndex);\n };\n}\nexport function __esDecorate(ctor, descriptorIn, decorators, contextIn, initializers, extraInitializers) {\n function accept(f) {\n if (f !== void 0 && typeof f !== \"function\") throw new TypeError(\"Function expected\");\n return f;\n }\n var kind = contextIn.kind,\n key = kind === \"getter\" ? \"get\" : kind === \"setter\" ? \"set\" : \"value\";\n var target = !descriptorIn && ctor ? contextIn[\"static\"] ? ctor : ctor.prototype : null;\n var descriptor = descriptorIn || (target ? Object.getOwnPropertyDescriptor(target, contextIn.name) : {});\n var _,\n done = false;\n for (var i = decorators.length - 1; i >= 0; i--) {\n var context = {};\n for (var p in contextIn) context[p] = p === \"access\" ? {} : contextIn[p];\n for (var p in contextIn.access) context.access[p] = contextIn.access[p];\n context.addInitializer = function (f) {\n if (done) throw new TypeError(\"Cannot add initializers after decoration has completed\");\n extraInitializers.push(accept(f || null));\n };\n var result = (0, decorators[i])(kind === \"accessor\" ? {\n get: descriptor.get,\n set: descriptor.set\n } : descriptor[key], context);\n if (kind === \"accessor\") {\n if (result === void 0) continue;\n if (result === null || typeof result !== \"object\") throw new TypeError(\"Object expected\");\n if (_ = accept(result.get)) descriptor.get = _;\n if (_ = accept(result.set)) descriptor.set = _;\n if (_ = accept(result.init)) initializers.unshift(_);\n } else if (_ = accept(result)) {\n if (kind === \"field\") initializers.unshift(_);else descriptor[key] = _;\n }\n }\n if (target) Object.defineProperty(target, contextIn.name, descriptor);\n done = true;\n}\n;\nexport function __runInitializers(thisArg, initializers, value) {\n var useValue = arguments.length > 2;\n for (var i = 0; i < initializers.length; i++) {\n value = useValue ? 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resolve(result.value) : adopt(result.value).then(fulfilled, rejected);\n }\n step((generator = generator.apply(thisArg, _arguments || [])).next());\n });\n}\nexport function __generator(thisArg, body) {\n var _ = {\n label: 0,\n sent: function () {\n if (t[0] & 1) throw t[1];\n return t[1];\n },\n trys: [],\n ops: []\n },\n f,\n y,\n t,\n g;\n return g = {\n next: verb(0),\n \"throw\": verb(1),\n \"return\": verb(2)\n }, typeof Symbol === \"function\" && (g[Symbol.iterator] = function () {\n return this;\n }), g;\n function verb(n) {\n return function (v) {\n return step([n, v]);\n };\n }\n function step(op) {\n if (f) throw new TypeError(\"Generator is already executing.\");\n while (g && (g = 0, op[0] && (_ = 0)), _) try {\n if (f = 1, y && (t = op[0] & 2 ? y[\"return\"] : op[0] ? y[\"throw\"] || ((t = y[\"return\"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;\n if (y = 0, t) op = [op[0] & 2, t.value];\n switch (op[0]) {\n case 0:\n case 1:\n t = op;\n break;\n case 4:\n _.label++;\n return {\n value: op[1],\n done: false\n };\n case 5:\n _.label++;\n y = op[1];\n op = [0];\n continue;\n case 7:\n op = _.ops.pop();\n _.trys.pop();\n continue;\n default:\n if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) {\n _ = 0;\n continue;\n }\n if (op[0] === 3 && (!t || op[1] > t[0] && op[1] < t[3])) {\n _.label = op[1];\n break;\n }\n if (op[0] === 6 && _.label < t[1]) {\n _.label = t[1];\n t = op;\n break;\n }\n if (t && _.label < t[2]) {\n _.label = t[2];\n _.ops.push(op);\n break;\n }\n if (t[2]) _.ops.pop();\n _.trys.pop();\n continue;\n }\n op = body.call(thisArg, _);\n } catch (e) {\n op = [6, e];\n y = 0;\n } finally {\n f = t = 0;\n }\n if (op[0] & 5) throw op[1];\n return {\n value: op[0] ? op[1] : void 0,\n done: true\n };\n }\n}\nexport var __createBinding = Object.create ? function (o, m, k, k2) {\n if (k2 === undefined) k2 = k;\n var desc = Object.getOwnPropertyDescriptor(m, k);\n if (!desc || (\"get\" in desc ? !m.__esModule : desc.writable || desc.configurable)) {\n desc = {\n enumerable: true,\n get: function () {\n return m[k];\n }\n };\n }\n Object.defineProperty(o, k2, desc);\n} : function (o, m, k, k2) {\n if (k2 === undefined) k2 = k;\n o[k2] = m[k];\n};\nexport function __exportStar(m, o) {\n for (var p in m) if (p !== \"default\" && !Object.prototype.hasOwnProperty.call(o, p)) __createBinding(o, m, p);\n}\nexport function __values(o) {\n var s = typeof Symbol === \"function\" && Symbol.iterator,\n m = s && o[s],\n i = 0;\n if (m) return m.call(o);\n if (o && typeof o.length === \"number\") return {\n next: function () {\n if (o && i >= o.length) o = void 0;\n return {\n value: o && o[i++],\n done: !o\n };\n }\n };\n throw new TypeError(s ? \"Object is not iterable.\" : \"Symbol.iterator is not defined.\");\n}\nexport function __read(o, n) {\n var m = typeof Symbol === \"function\" && o[Symbol.iterator];\n if (!m) return o;\n var i = m.call(o),\n r,\n ar = [],\n e;\n try {\n while ((n === void 0 || n-- > 0) && !(r = i.next()).done) ar.push(r.value);\n } catch (error) {\n e = {\n error: error\n };\n } finally {\n try {\n if (r && !r.done && (m = i[\"return\"])) m.call(i);\n } finally {\n if (e) throw e.error;\n }\n }\n return ar;\n}\n\n/** @deprecated */\nexport function __spread() {\n for (var ar = [], i = 0; i < arguments.length; i++) ar = ar.concat(__read(arguments[i]));\n return ar;\n}\n\n/** @deprecated */\nexport function __spreadArrays() {\n for (var s = 0, i = 0, il = arguments.length; i < il; i++) s += arguments[i].length;\n for (var r = Array(s), k = 0, i = 0; i < il; i++) for (var a = arguments[i], j = 0, jl = a.length; j < jl; j++, k++) r[k] = a[j];\n return r;\n}\nexport function __spreadArray(to, from, pack) {\n if (pack || arguments.length === 2) for (var i = 0, l = from.length, ar; i < l; i++) {\n if (ar || !(i in from)) {\n if (!ar) ar = Array.prototype.slice.call(from, 0, i);\n ar[i] = from[i];\n }\n }\n return to.concat(ar || Array.prototype.slice.call(from));\n}\nexport function __await(v) {\n return this instanceof __await ? (this.v = v, this) : new __await(v);\n}\nexport function __asyncGenerator(thisArg, _arguments, generator) {\n if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n var g = generator.apply(thisArg, _arguments || []),\n i,\n q = [];\n return i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\", awaitReturn), i[Symbol.asyncIterator] = function () {\n return this;\n }, i;\n function awaitReturn(f) {\n return function (v) {\n return Promise.resolve(v).then(f, reject);\n };\n }\n function verb(n, f) {\n if (g[n]) {\n i[n] = function (v) {\n return new Promise(function (a, b) {\n q.push([n, v, a, b]) > 1 || resume(n, v);\n });\n };\n if (f) i[n] = f(i[n]);\n }\n }\n function resume(n, v) {\n try {\n step(g[n](v));\n } catch (e) {\n settle(q[0][3], e);\n }\n }\n function step(r) {\n r.value instanceof __await ? Promise.resolve(r.value.v).then(fulfill, reject) : settle(q[0][2], r);\n }\n function fulfill(value) {\n resume(\"next\", value);\n }\n function reject(value) {\n resume(\"throw\", value);\n }\n function settle(f, v) {\n if (f(v), q.shift(), q.length) resume(q[0][0], q[0][1]);\n }\n}\nexport function __asyncDelegator(o) {\n var i, p;\n return i = {}, verb(\"next\"), verb(\"throw\", function (e) {\n throw e;\n }), verb(\"return\"), i[Symbol.iterator] = function () {\n return this;\n }, i;\n function verb(n, f) {\n i[n] = o[n] ? function (v) {\n return (p = !p) ? {\n value: __await(o[n](v)),\n done: false\n } : f ? f(v) : v;\n } : f;\n }\n}\nexport function __asyncValues(o) {\n if (!Symbol.asyncIterator) throw new TypeError(\"Symbol.asyncIterator is not defined.\");\n var m = o[Symbol.asyncIterator],\n i;\n return m ? m.call(o) : (o = typeof __values === \"function\" ? __values(o) : o[Symbol.iterator](), i = {}, verb(\"next\"), verb(\"throw\"), verb(\"return\"), i[Symbol.asyncIterator] = function () {\n return this;\n }, i);\n function verb(n) {\n i[n] = o[n] && function (v) {\n return new Promise(function (resolve, reject) {\n v = o[n](v), settle(resolve, reject, v.done, v.value);\n });\n };\n }\n function settle(resolve, reject, d, v) {\n Promise.resolve(v).then(function (v) {\n resolve({\n value: v,\n done: d\n });\n }, reject);\n }\n}\nexport function __makeTemplateObject(cooked, raw) {\n if (Object.defineProperty) {\n Object.defineProperty(cooked, \"raw\", {\n value: raw\n });\n } else {\n cooked.raw = raw;\n }\n return cooked;\n}\n;\nvar __setModuleDefault = Object.create ? function (o, v) {\n Object.defineProperty(o, \"default\", {\n enumerable: true,\n value: v\n });\n} : function (o, v) {\n o[\"default\"] = v;\n};\nexport function __importStar(mod) {\n if (mod && mod.__esModule) return mod;\n var result = {};\n if (mod != null) for (var k in mod) if (k !== \"default\" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);\n __setModuleDefault(result, mod);\n return result;\n}\nexport function __importDefault(mod) {\n return mod && mod.__esModule ? mod : {\n default: mod\n };\n}\nexport function __classPrivateFieldGet(receiver, state, kind, f) {\n if (kind === \"a\" && !f) throw new TypeError(\"Private accessor was defined without a getter\");\n if (typeof state === \"function\" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError(\"Cannot read private member from an object whose class did not declare it\");\n return kind === \"m\" ? f : kind === \"a\" ? f.call(receiver) : f ? f.value : state.get(receiver);\n}\nexport function __classPrivateFieldSet(receiver, state, value, kind, f) {\n if (kind === \"m\") throw new TypeError(\"Private method is not writable\");\n if (kind === \"a\" && !f) throw new TypeError(\"Private accessor was defined without a setter\");\n if (typeof state === \"function\" ? receiver !== state || !f : !state.has(receiver)) throw new TypeError(\"Cannot write private member to an object whose class did not declare it\");\n return kind === \"a\" ? f.call(receiver, value) : f ? f.value = value : state.set(receiver, value), value;\n}\nexport function __classPrivateFieldIn(state, receiver) {\n if (receiver === null || typeof receiver !== \"object\" && typeof receiver !== \"function\") throw new TypeError(\"Cannot use 'in' operator on non-object\");\n return typeof state === \"function\" ? receiver === state : state.has(receiver);\n}\nexport function __addDisposableResource(env, value, async) {\n if (value !== null && value !== void 0) {\n if (typeof value !== \"object\" && typeof value !== \"function\") throw new TypeError(\"Object expected.\");\n var dispose, inner;\n if (async) {\n if (!Symbol.asyncDispose) throw new TypeError(\"Symbol.asyncDispose is not defined.\");\n dispose = value[Symbol.asyncDispose];\n }\n if (dispose === void 0) {\n if (!Symbol.dispose) throw new TypeError(\"Symbol.dispose is not defined.\");\n dispose = value[Symbol.dispose];\n if (async) inner = dispose;\n }\n if (typeof dispose !== \"function\") throw new TypeError(\"Object not disposable.\");\n if (inner) dispose = function () {\n try {\n inner.call(this);\n } catch (e) {\n return Promise.reject(e);\n }\n };\n env.stack.push({\n value: value,\n dispose: dispose,\n async: async\n });\n } else if (async) {\n env.stack.push({\n async: true\n });\n }\n return value;\n}\nvar _SuppressedError = typeof SuppressedError === \"function\" ? SuppressedError : function (error, suppressed, message) {\n var e = new Error(message);\n return e.name = \"SuppressedError\", e.error = error, e.suppressed = suppressed, e;\n};\nexport function __disposeResources(env) {\n function fail(e) {\n env.error = env.hasError ? new _SuppressedError(e, env.error, \"An error was suppressed during disposal.\") : e;\n env.hasError = true;\n }\n function next() {\n while (env.stack.length) {\n var rec = env.stack.pop();\n try {\n var result = rec.dispose && rec.dispose.call(rec.value);\n if (rec.async) return Promise.resolve(result).then(next, function (e) {\n fail(e);\n return next();\n });\n } catch (e) {\n fail(e);\n }\n }\n if (env.hasError) throw env.error;\n }\n return next();\n}\nexport default {\n __extends,\n __assign,\n __rest,\n __decorate,\n __param,\n __metadata,\n __awaiter,\n __generator,\n __createBinding,\n __exportStar,\n __values,\n __read,\n __spread,\n __spreadArrays,\n __spreadArray,\n __await,\n __asyncGenerator,\n __asyncDelegator,\n __asyncValues,\n __makeTemplateObject,\n __importStar,\n __importDefault,\n __classPrivateFieldGet,\n __classPrivateFieldSet,\n __classPrivateFieldIn,\n __addDisposableResource,\n __disposeResources\n};","export const isArrayLike = x => x && typeof x.length === 'number' && typeof x !== 'function';\n","import { isFunction } from \"./isFunction\";\nexport function isPromise(value) {\n return isFunction(value === null || value === void 0 ? void 0 : value.then);\n}\n","import { observable as Symbol_observable } from '../symbol/observable';\nimport { isFunction } from './isFunction';\nexport function isInteropObservable(input) {\n return isFunction(input[Symbol_observable]);\n}\n","import { isFunction } from './isFunction';\nexport function isAsyncIterable(obj) {\n return Symbol.asyncIterator && isFunction(obj === null || obj === void 0 ? void 0 : obj[Symbol.asyncIterator]);\n}\n","export function createInvalidObservableTypeError(input) {\n return new TypeError(`You provided ${input !== null && typeof input === 'object' ? 'an invalid object' : `'${input}'`} where a stream was expected. You can provide an Observable, Promise, ReadableStream, Array, AsyncIterable, or Iterable.`);\n}\n","export function getSymbolIterator() {\n if (typeof Symbol !== 'function' || !Symbol.iterator) {\n return '@@iterator';\n }\n return Symbol.iterator;\n}\nexport const iterator = getSymbolIterator();\n","import { iterator as Symbol_iterator } from '../symbol/iterator';\nimport { isFunction } from './isFunction';\nexport function isIterable(input) {\n return isFunction(input === null || input === void 0 ? void 0 : input[Symbol_iterator]);\n}\n","import { __asyncGenerator, __await } from \"tslib\";\nimport { isFunction } from './isFunction';\nexport function readableStreamLikeToAsyncGenerator(readableStream) {\n return __asyncGenerator(this, arguments, function* readableStreamLikeToAsyncGenerator_1() {\n const reader = readableStream.getReader();\n try {\n while (true) {\n const {\n value,\n done\n } = yield __await(reader.read());\n if (done) {\n return yield __await(void 0);\n }\n yield yield __await(value);\n }\n } finally {\n reader.releaseLock();\n }\n });\n}\nexport function isReadableStreamLike(obj) {\n return isFunction(obj === null || obj === void 0 ? void 0 : obj.getReader);\n}\n","import { __asyncValues, __awaiter } from \"tslib\";\nimport { isArrayLike } from '../util/isArrayLike';\nimport { isPromise } from '../util/isPromise';\nimport { Observable } from '../Observable';\nimport { isInteropObservable } from '../util/isInteropObservable';\nimport { isAsyncIterable } from '../util/isAsyncIterable';\nimport { createInvalidObservableTypeError } from '../util/throwUnobservableError';\nimport { isIterable } from '../util/isIterable';\nimport { isReadableStreamLike, readableStreamLikeToAsyncGenerator } from '../util/isReadableStreamLike';\nimport { isFunction } from '../util/isFunction';\nimport { reportUnhandledError } from '../util/reportUnhandledError';\nimport { observable as Symbol_observable } from '../symbol/observable';\nexport function innerFrom(input) {\n if (input instanceof Observable) {\n return input;\n }\n if (input != null) {\n if (isInteropObservable(input)) {\n return fromInteropObservable(input);\n }\n if (isArrayLike(input)) {\n return fromArrayLike(input);\n }\n if (isPromise(input)) {\n return fromPromise(input);\n }\n if (isAsyncIterable(input)) {\n return fromAsyncIterable(input);\n }\n if (isIterable(input)) {\n return fromIterable(input);\n }\n if (isReadableStreamLike(input)) {\n return fromReadableStreamLike(input);\n }\n }\n throw createInvalidObservableTypeError(input);\n}\nexport function fromInteropObservable(obj) {\n return new Observable(subscriber => {\n const obs = obj[Symbol_observable]();\n if (isFunction(obs.subscribe)) {\n return obs.subscribe(subscriber);\n }\n throw new TypeError('Provided object does not correctly implement Symbol.observable');\n });\n}\nexport function fromArrayLike(array) {\n return new Observable(subscriber => {\n for (let i = 0; i < array.length && !subscriber.closed; i++) {\n subscriber.next(array[i]);\n }\n subscriber.complete();\n });\n}\nexport function fromPromise(promise) {\n return new Observable(subscriber => {\n promise.then(value => {\n if (!subscriber.closed) {\n subscriber.next(value);\n subscriber.complete();\n }\n }, err => subscriber.error(err)).then(null, reportUnhandledError);\n });\n}\nexport function fromIterable(iterable) {\n return new Observable(subscriber => {\n for (const value of iterable) {\n subscriber.next(value);\n if (subscriber.closed) {\n return;\n }\n }\n subscriber.complete();\n });\n}\nexport function fromAsyncIterable(asyncIterable) {\n return new Observable(subscriber => {\n process(asyncIterable, subscriber).catch(err => subscriber.error(err));\n });\n}\nexport function fromReadableStreamLike(readableStream) {\n return fromAsyncIterable(readableStreamLikeToAsyncGenerator(readableStream));\n}\nfunction process(asyncIterable, subscriber) {\n var asyncIterable_1, asyncIterable_1_1;\n var e_1, _a;\n return __awaiter(this, void 0, void 0, function* () {\n try {\n for (asyncIterable_1 = __asyncValues(asyncIterable); asyncIterable_1_1 = yield asyncIterable_1.next(), !asyncIterable_1_1.done;) {\n const value = asyncIterable_1_1.value;\n subscriber.next(value);\n if (subscriber.closed) {\n return;\n }\n }\n } catch (e_1_1) {\n e_1 = {\n error: e_1_1\n };\n } finally {\n try {\n if (asyncIterable_1_1 && !asyncIterable_1_1.done && (_a = asyncIterable_1.return)) yield _a.call(asyncIterable_1);\n } finally {\n if (e_1) throw e_1.error;\n }\n }\n subscriber.complete();\n });\n}\n","export function executeSchedule(parentSubscription, scheduler, work, delay = 0, repeat = false) {\n const scheduleSubscription = scheduler.schedule(function () {\n work();\n if (repeat) {\n parentSubscription.add(this.schedule(null, delay));\n } else {\n this.unsubscribe();\n }\n }, delay);\n parentSubscription.add(scheduleSubscription);\n if (!repeat) {\n return scheduleSubscription;\n }\n}\n","import { executeSchedule } from '../util/executeSchedule';\nimport { operate } from '../util/lift';\nimport { createOperatorSubscriber } from './OperatorSubscriber';\nexport function observeOn(scheduler, delay = 0) {\n return operate((source, subscriber) => {\n source.subscribe(createOperatorSubscriber(subscriber, value => executeSchedule(subscriber, scheduler, () => subscriber.next(value), delay), () => executeSchedule(subscriber, scheduler, () => subscriber.complete(), delay), err => executeSchedule(subscriber, scheduler, () => subscriber.error(err), delay)));\n });\n}\n","import { operate } from '../util/lift';\nexport function subscribeOn(scheduler, delay = 0) {\n return operate((source, subscriber) => {\n subscriber.add(scheduler.schedule(() => source.subscribe(subscriber), delay));\n });\n}\n","import { innerFrom } from '../observable/innerFrom';\nimport { observeOn } from '../operators/observeOn';\nimport { subscribeOn } from '../operators/subscribeOn';\nexport function scheduleObservable(input, scheduler) {\n return innerFrom(input).pipe(subscribeOn(scheduler), observeOn(scheduler));\n}\n","import { innerFrom } from '../observable/innerFrom';\nimport { observeOn } from '../operators/observeOn';\nimport { subscribeOn } from '../operators/subscribeOn';\nexport function schedulePromise(input, scheduler) {\n return innerFrom(input).pipe(subscribeOn(scheduler), observeOn(scheduler));\n}\n","import { Observable } from '../Observable';\nexport function scheduleArray(input, scheduler) {\n return new Observable(subscriber => {\n let i = 0;\n return scheduler.schedule(function () {\n if (i === input.length) {\n subscriber.complete();\n } else {\n subscriber.next(input[i++]);\n if (!subscriber.closed) {\n this.schedule();\n }\n }\n });\n });\n}\n","import { Observable } from '../Observable';\nimport { iterator as Symbol_iterator } from '../symbol/iterator';\nimport { isFunction } from '../util/isFunction';\nimport { executeSchedule } from '../util/executeSchedule';\nexport function scheduleIterable(input, scheduler) {\n return new Observable(subscriber => {\n let iterator;\n executeSchedule(subscriber, scheduler, () => {\n iterator = input[Symbol_iterator]();\n executeSchedule(subscriber, scheduler, () => {\n let value;\n let done;\n try {\n ({\n value,\n done\n } = iterator.next());\n } catch (err) {\n subscriber.error(err);\n return;\n }\n if (done) {\n subscriber.complete();\n } else {\n subscriber.next(value);\n }\n }, 0, true);\n });\n return () => isFunction(iterator === null || iterator === void 0 ? void 0 : iterator.return) && iterator.return();\n });\n}\n","import { Observable } from '../Observable';\nimport { executeSchedule } from '../util/executeSchedule';\nexport function scheduleAsyncIterable(input, scheduler) {\n if (!input) {\n throw new Error('Iterable cannot be null');\n }\n return new Observable(subscriber => {\n executeSchedule(subscriber, scheduler, () => {\n const iterator = input[Symbol.asyncIterator]();\n executeSchedule(subscriber, scheduler, () => {\n iterator.next().then(result => {\n if (result.done) {\n subscriber.complete();\n } else {\n subscriber.next(result.value);\n }\n });\n }, 0, true);\n });\n });\n}\n","import { scheduleAsyncIterable } from './scheduleAsyncIterable';\nimport { readableStreamLikeToAsyncGenerator } from '../util/isReadableStreamLike';\nexport function scheduleReadableStreamLike(input, scheduler) {\n return scheduleAsyncIterable(readableStreamLikeToAsyncGenerator(input), scheduler);\n}\n","import { scheduleObservable } from './scheduleObservable';\nimport { schedulePromise } from './schedulePromise';\nimport { scheduleArray } from './scheduleArray';\nimport { scheduleIterable } from './scheduleIterable';\nimport { scheduleAsyncIterable } from './scheduleAsyncIterable';\nimport { isInteropObservable } from '../util/isInteropObservable';\nimport { isPromise } from '../util/isPromise';\nimport { isArrayLike } from '../util/isArrayLike';\nimport { isIterable } from '../util/isIterable';\nimport { isAsyncIterable } from '../util/isAsyncIterable';\nimport { createInvalidObservableTypeError } from '../util/throwUnobservableError';\nimport { isReadableStreamLike } from '../util/isReadableStreamLike';\nimport { scheduleReadableStreamLike } from './scheduleReadableStreamLike';\nexport function scheduled(input, scheduler) {\n if (input != null) {\n if (isInteropObservable(input)) {\n return scheduleObservable(input, scheduler);\n }\n if (isArrayLike(input)) {\n return scheduleArray(input, scheduler);\n }\n if (isPromise(input)) {\n return schedulePromise(input, scheduler);\n }\n if (isAsyncIterable(input)) {\n return scheduleAsyncIterable(input, scheduler);\n }\n if (isIterable(input)) {\n return scheduleIterable(input, scheduler);\n }\n if (isReadableStreamLike(input)) {\n return scheduleReadableStreamLike(input, scheduler);\n }\n }\n throw createInvalidObservableTypeError(input);\n}\n","import { scheduled } from '../scheduled/scheduled';\nimport { innerFrom } from './innerFrom';\nexport function from(input, scheduler) {\n return scheduler ? scheduled(input, scheduler) : innerFrom(input);\n}\n","import { popScheduler } from '../util/args';\nimport { from } from './from';\nexport function of(...args) {\n const scheduler = popScheduler(args);\n return from(args, scheduler);\n}\n","import { Observable } from '../Observable';\nimport { isFunction } from '../util/isFunction';\nexport function throwError(errorOrErrorFactory, scheduler) {\n const errorFactory = isFunction(errorOrErrorFactory) ? errorOrErrorFactory : () => errorOrErrorFactory;\n const init = subscriber => subscriber.error(errorFactory());\n return new Observable(scheduler ? subscriber => scheduler.schedule(init, 0, subscriber) : init);\n}\n","import { Observable } from '../Observable';\nimport { isFunction } from './isFunction';\nexport function isObservable(obj) {\n return !!obj && (obj instanceof Observable || isFunction(obj.lift) && isFunction(obj.subscribe));\n}\n","import { createErrorClass } from './createErrorClass';\nexport const EmptyError = createErrorClass(_super => function EmptyErrorImpl() {\n _super(this);\n this.name = 'EmptyError';\n this.message = 'no elements in sequence';\n});\n","import { EmptyError } from './util/EmptyError';\nimport { SafeSubscriber } from './Subscriber';\nexport function firstValueFrom(source, config) {\n const hasConfig = typeof config === 'object';\n return new Promise((resolve, reject) => {\n const subscriber = new SafeSubscriber({\n next: value => {\n resolve(value);\n subscriber.unsubscribe();\n },\n error: reject,\n complete: () => {\n if (hasConfig) {\n resolve(config.defaultValue);\n } else {\n reject(new EmptyError());\n }\n }\n });\n source.subscribe(subscriber);\n });\n}\n","export function isValidDate(value) {\n return value instanceof Date && !isNaN(value);\n}\n","import { operate } from '../util/lift';\nimport { createOperatorSubscriber } from './OperatorSubscriber';\nexport function map(project, thisArg) {\n return operate((source, subscriber) => {\n let index = 0;\n source.subscribe(createOperatorSubscriber(subscriber, value => {\n subscriber.next(project.call(thisArg, value, index++));\n }));\n });\n}\n","import { map } from \"../operators/map\";\nconst {\n isArray\n} = Array;\nfunction callOrApply(fn, args) {\n return isArray(args) ? fn(...args) : fn(args);\n}\nexport function mapOneOrManyArgs(fn) {\n return map(args => callOrApply(fn, args));\n}\n","const {\n isArray\n} = Array;\nconst {\n getPrototypeOf,\n prototype: objectProto,\n keys: getKeys\n} = Object;\nexport function argsArgArrayOrObject(args) {\n if (args.length === 1) {\n const first = args[0];\n if (isArray(first)) {\n return {\n args: first,\n keys: null\n };\n }\n if (isPOJO(first)) {\n const keys = getKeys(first);\n return {\n args: keys.map(key => first[key]),\n keys\n };\n }\n }\n return {\n args: args,\n keys: null\n };\n}\nfunction isPOJO(obj) {\n return obj && typeof obj === 'object' && getPrototypeOf(obj) === objectProto;\n}\n","export function createObject(keys, values) {\n return keys.reduce((result, key, i) => (result[key] = values[i], result), {});\n}\n","import { Observable } from '../Observable';\nimport { argsArgArrayOrObject } from '../util/argsArgArrayOrObject';\nimport { from } from './from';\nimport { identity } from '../util/identity';\nimport { mapOneOrManyArgs } from '../util/mapOneOrManyArgs';\nimport { popResultSelector, popScheduler } from '../util/args';\nimport { createObject } from '../util/createObject';\nimport { createOperatorSubscriber } from '../operators/OperatorSubscriber';\nimport { executeSchedule } from '../util/executeSchedule';\nexport function combineLatest(...args) {\n const scheduler = popScheduler(args);\n const resultSelector = popResultSelector(args);\n const {\n args: observables,\n keys\n } = argsArgArrayOrObject(args);\n if (observables.length === 0) {\n return from([], scheduler);\n }\n const result = new Observable(combineLatestInit(observables, scheduler, keys ? values => createObject(keys, values) : identity));\n return resultSelector ? result.pipe(mapOneOrManyArgs(resultSelector)) : result;\n}\nexport function combineLatestInit(observables, scheduler, valueTransform = identity) {\n return subscriber => {\n maybeSchedule(scheduler, () => {\n const {\n length\n } = observables;\n const values = new Array(length);\n let active = length;\n let remainingFirstValues = length;\n for (let i = 0; i < length; i++) {\n maybeSchedule(scheduler, () => {\n const source = from(observables[i], scheduler);\n let hasFirstValue = false;\n source.subscribe(createOperatorSubscriber(subscriber, value => {\n values[i] = value;\n if (!hasFirstValue) {\n hasFirstValue = true;\n remainingFirstValues--;\n }\n if (!remainingFirstValues) {\n subscriber.next(valueTransform(values.slice()));\n }\n }, () => {\n if (! --active) {\n subscriber.complete();\n }\n }));\n }, subscriber);\n }\n }, subscriber);\n };\n}\nfunction maybeSchedule(scheduler, execute, subscription) {\n if (scheduler) {\n executeSchedule(subscription, scheduler, execute);\n } else {\n execute();\n }\n}\n","import { innerFrom } from '../observable/innerFrom';\nimport { executeSchedule } from '../util/executeSchedule';\nimport { createOperatorSubscriber } from './OperatorSubscriber';\nexport function mergeInternals(source, subscriber, project, concurrent, onBeforeNext, expand, innerSubScheduler, additionalFinalizer) {\n const buffer = [];\n let active = 0;\n let index = 0;\n let isComplete = false;\n const checkComplete = () => {\n if (isComplete && !buffer.length && !active) {\n subscriber.complete();\n }\n };\n const outerNext = value => active < concurrent ? doInnerSub(value) : buffer.push(value);\n const doInnerSub = value => {\n expand && subscriber.next(value);\n active++;\n let innerComplete = false;\n innerFrom(project(value, index++)).subscribe(createOperatorSubscriber(subscriber, innerValue => {\n onBeforeNext === null || onBeforeNext === void 0 ? void 0 : onBeforeNext(innerValue);\n if (expand) {\n outerNext(innerValue);\n } else {\n subscriber.next(innerValue);\n }\n }, () => {\n innerComplete = true;\n }, undefined, () => {\n if (innerComplete) {\n try {\n active--;\n while (buffer.length && active < concurrent) {\n const bufferedValue = buffer.shift();\n if (innerSubScheduler) {\n executeSchedule(subscriber, innerSubScheduler, () => doInnerSub(bufferedValue));\n } else {\n doInnerSub(bufferedValue);\n }\n }\n checkComplete();\n } catch (err) {\n subscriber.error(err);\n }\n }\n }));\n };\n source.subscribe(createOperatorSubscriber(subscriber, outerNext, () => {\n isComplete = true;\n checkComplete();\n }));\n return () => {\n additionalFinalizer === null || additionalFinalizer === void 0 ? void 0 : additionalFinalizer();\n };\n}\n","import { map } from './map';\nimport { innerFrom } from '../observable/innerFrom';\nimport { operate } from '../util/lift';\nimport { mergeInternals } from './mergeInternals';\nimport { isFunction } from '../util/isFunction';\nexport function mergeMap(project, resultSelector, concurrent = Infinity) {\n if (isFunction(resultSelector)) {\n return mergeMap((a, i) => map((b, ii) => resultSelector(a, b, i, ii))(innerFrom(project(a, i))), concurrent);\n } else if (typeof resultSelector === 'number') {\n concurrent = resultSelector;\n }\n return operate((source, subscriber) => mergeInternals(source, subscriber, project, concurrent));\n}\n","import { mergeMap } from './mergeMap';\nimport { identity } from '../util/identity';\nexport function mergeAll(concurrent = Infinity) {\n return mergeMap(identity, concurrent);\n}\n","import { mergeAll } from './mergeAll';\nexport function concatAll() {\n return mergeAll(1);\n}\n","import { concatAll } from '../operators/concatAll';\nimport { popScheduler } from '../util/args';\nimport { from } from './from';\nexport function concat(...args) {\n return concatAll()(from(args, popScheduler(args)));\n}\n","import { Observable } from '../Observable';\nimport { innerFrom } from './innerFrom';\nexport function defer(observableFactory) {\n return new Observable(subscriber => {\n innerFrom(observableFactory()).subscribe(subscriber);\n });\n}\n","import { Observable } from '../Observable';\nimport { argsArgArrayOrObject } from '../util/argsArgArrayOrObject';\nimport { innerFrom } from './innerFrom';\nimport { popResultSelector } from '../util/args';\nimport { createOperatorSubscriber } from '../operators/OperatorSubscriber';\nimport { mapOneOrManyArgs } from '../util/mapOneOrManyArgs';\nimport { createObject } from '../util/createObject';\nexport function forkJoin(...args) {\n const resultSelector = popResultSelector(args);\n const {\n args: sources,\n keys\n } = argsArgArrayOrObject(args);\n const result = new Observable(subscriber => {\n const {\n length\n } = sources;\n if (!length) {\n subscriber.complete();\n return;\n }\n const values = new Array(length);\n let remainingCompletions = length;\n let remainingEmissions = length;\n for (let sourceIndex = 0; sourceIndex < length; sourceIndex++) {\n let hasValue = false;\n innerFrom(sources[sourceIndex]).subscribe(createOperatorSubscriber(subscriber, value => {\n if (!hasValue) {\n hasValue = true;\n remainingEmissions--;\n }\n values[sourceIndex] = value;\n }, () => remainingCompletions--, undefined, () => {\n if (!remainingCompletions || !hasValue) {\n if (!remainingEmissions) {\n subscriber.next(keys ? createObject(keys, values) : values);\n }\n subscriber.complete();\n }\n }));\n }\n });\n return resultSelector ? result.pipe(mapOneOrManyArgs(resultSelector)) : result;\n}\n","import { innerFrom } from '../observable/innerFrom';\nimport { Observable } from '../Observable';\nimport { mergeMap } from '../operators/mergeMap';\nimport { isArrayLike } from '../util/isArrayLike';\nimport { isFunction } from '../util/isFunction';\nimport { mapOneOrManyArgs } from '../util/mapOneOrManyArgs';\nconst nodeEventEmitterMethods = ['addListener', 'removeListener'];\nconst eventTargetMethods = ['addEventListener', 'removeEventListener'];\nconst jqueryMethods = ['on', 'off'];\nexport function fromEvent(target, eventName, options, resultSelector) {\n if (isFunction(options)) {\n resultSelector = options;\n options = undefined;\n }\n if (resultSelector) {\n return fromEvent(target, eventName, options).pipe(mapOneOrManyArgs(resultSelector));\n }\n const [add, remove] = isEventTarget(target) ? eventTargetMethods.map(methodName => handler => target[methodName](eventName, handler, options)) : isNodeStyleEventEmitter(target) ? nodeEventEmitterMethods.map(toCommonHandlerRegistry(target, eventName)) : isJQueryStyleEventEmitter(target) ? jqueryMethods.map(toCommonHandlerRegistry(target, eventName)) : [];\n if (!add) {\n if (isArrayLike(target)) {\n return mergeMap(subTarget => fromEvent(subTarget, eventName, options))(innerFrom(target));\n }\n }\n if (!add) {\n throw new TypeError('Invalid event target');\n }\n return new Observable(subscriber => {\n const handler = (...args) => subscriber.next(1 < args.length ? args : args[0]);\n add(handler);\n return () => remove(handler);\n });\n}\nfunction toCommonHandlerRegistry(target, eventName) {\n return methodName => handler => target[methodName](eventName, handler);\n}\nfunction isNodeStyleEventEmitter(target) {\n return isFunction(target.addListener) && isFunction(target.removeListener);\n}\nfunction isJQueryStyleEventEmitter(target) {\n return isFunction(target.on) && isFunction(target.off);\n}\nfunction isEventTarget(target) {\n return isFunction(target.addEventListener) && isFunction(target.removeEventListener);\n}\n","import { Observable } from '../Observable';\nimport { async as asyncScheduler } from '../scheduler/async';\nimport { isScheduler } from '../util/isScheduler';\nimport { isValidDate } from '../util/isDate';\nexport function timer(dueTime = 0, intervalOrScheduler, scheduler = asyncScheduler) {\n let intervalDuration = -1;\n if (intervalOrScheduler != null) {\n if (isScheduler(intervalOrScheduler)) {\n scheduler = intervalOrScheduler;\n } else {\n intervalDuration = intervalOrScheduler;\n }\n }\n return new Observable(subscriber => {\n let due = isValidDate(dueTime) ? +dueTime - scheduler.now() : dueTime;\n if (due < 0) {\n due = 0;\n }\n let n = 0;\n return scheduler.schedule(function () {\n if (!subscriber.closed) {\n subscriber.next(n++);\n if (0 <= intervalDuration) {\n this.schedule(undefined, intervalDuration);\n } else {\n subscriber.complete();\n }\n }\n }, due);\n });\n}\n","import { asyncScheduler } from '../scheduler/async';\nimport { timer } from './timer';\nexport function interval(period = 0, scheduler = asyncScheduler) {\n if (period < 0) {\n period = 0;\n }\n return timer(period, period, scheduler);\n}\n","import { mergeAll } from '../operators/mergeAll';\nimport { innerFrom } from './innerFrom';\nimport { EMPTY } from './empty';\nimport { popNumber, popScheduler } from '../util/args';\nimport { from } from './from';\nexport function merge(...args) {\n const scheduler = popScheduler(args);\n const concurrent = popNumber(args, Infinity);\n const sources = args;\n return !sources.length ? EMPTY : sources.length === 1 ? innerFrom(sources[0]) : mergeAll(concurrent)(from(sources, scheduler));\n}\n","import { Observable } from '../Observable';\nimport { noop } from '../util/noop';\nexport const NEVER = new Observable(noop);\nexport function never() {\n return NEVER;\n}\n","const {\n isArray\n} = Array;\nexport function argsOrArgArray(args) {\n return args.length === 1 && isArray(args[0]) ? args[0] : args;\n}\n","import { operate } from '../util/lift';\nimport { createOperatorSubscriber } from './OperatorSubscriber';\nexport function filter(predicate, thisArg) {\n return operate((source, subscriber) => {\n let index = 0;\n source.subscribe(createOperatorSubscriber(subscriber, value => predicate.call(thisArg, value, index++) && subscriber.next(value)));\n });\n}\n","import { Observable } from '../Observable';\nimport { innerFrom } from './innerFrom';\nimport { argsOrArgArray } from '../util/argsOrArgArray';\nimport { createOperatorSubscriber } from '../operators/OperatorSubscriber';\nexport function race(...sources) {\n sources = argsOrArgArray(sources);\n return sources.length === 1 ? innerFrom(sources[0]) : new Observable(raceInit(sources));\n}\nexport function raceInit(sources) {\n return subscriber => {\n let subscriptions = [];\n for (let i = 0; subscriptions && !subscriber.closed && i < sources.length; i++) {\n subscriptions.push(innerFrom(sources[i]).subscribe(createOperatorSubscriber(subscriber, value => {\n if (subscriptions) {\n for (let s = 0; s < subscriptions.length; s++) {\n s !== i && subscriptions[s].unsubscribe();\n }\n subscriptions = null;\n }\n subscriber.next(value);\n })));\n }\n };\n}\n","import { Observable } from '../Observable';\nimport { innerFrom } from './innerFrom';\nimport { argsOrArgArray } from '../util/argsOrArgArray';\nimport { EMPTY } from './empty';\nimport { createOperatorSubscriber } from '../operators/OperatorSubscriber';\nimport { popResultSelector } from '../util/args';\nexport function zip(...args) {\n const resultSelector = popResultSelector(args);\n const sources = argsOrArgArray(args);\n return sources.length ? new Observable(subscriber => {\n let buffers = sources.map(() => []);\n let completed = sources.map(() => false);\n subscriber.add(() => {\n buffers = completed = null;\n });\n for (let sourceIndex = 0; !subscriber.closed && sourceIndex < sources.length; sourceIndex++) {\n innerFrom(sources[sourceIndex]).subscribe(createOperatorSubscriber(subscriber, value => {\n buffers[sourceIndex].push(value);\n if (buffers.every(buffer => buffer.length)) {\n const result = buffers.map(buffer => buffer.shift());\n subscriber.next(resultSelector ? resultSelector(...result) : result);\n if (buffers.some((buffer, i) => !buffer.length && completed[i])) {\n subscriber.complete();\n }\n }\n }, () => {\n completed[sourceIndex] = true;\n !buffers[sourceIndex].length && subscriber.complete();\n }));\n }\n return () => {\n buffers = completed = null;\n };\n }) : EMPTY;\n}\n","import { operate } from '../util/lift';\nimport { innerFrom } from '../observable/innerFrom';\nimport { createOperatorSubscriber } from './OperatorSubscriber';\nexport function audit(durationSelector) {\n return operate((source, subscriber) => {\n let hasValue = false;\n let lastValue = null;\n let durationSubscriber = null;\n let isComplete = false;\n const endDuration = () => {\n durationSubscriber === null || durationSubscriber === void 0 ? void 0 : durationSubscriber.unsubscribe();\n durationSubscriber = null;\n if (hasValue) {\n hasValue = false;\n const value = lastValue;\n lastValue = null;\n subscriber.next(value);\n }\n isComplete && subscriber.complete();\n };\n const cleanupDuration = () => {\n durationSubscriber = null;\n isComplete && subscriber.complete();\n };\n source.subscribe(createOperatorSubscriber(subscriber, value => {\n hasValue = true;\n lastValue = value;\n if (!durationSubscriber) {\n innerFrom(durationSelector(value)).subscribe(durationSubscriber = createOperatorSubscriber(subscriber, endDuration, cleanupDuration));\n }\n }, () => {\n isComplete = true;\n (!hasValue || !durationSubscriber || durationSubscriber.closed) && subscriber.complete();\n }));\n });\n}\n","import { asyncScheduler } from '../scheduler/async';\nimport { audit } from './audit';\nimport { timer } from '../observable/timer';\nexport function auditTime(duration, scheduler = asyncScheduler) {\n return audit(() => timer(duration, scheduler));\n}\n","import { innerFrom } from '../observable/innerFrom';\nimport { createOperatorSubscriber } from './OperatorSubscriber';\nimport { operate } from '../util/lift';\nexport function catchError(selector) {\n return operate((source, subscriber) => {\n let innerSub = null;\n let syncUnsub = false;\n let handledResult;\n innerSub = source.subscribe(createOperatorSubscriber(subscriber, undefined, undefined, err => {\n handledResult = innerFrom(selector(err, catchError(selector)(source)));\n if (innerSub) {\n innerSub.unsubscribe();\n innerSub = null;\n handledResult.subscribe(subscriber);\n } else {\n syncUnsub = true;\n }\n }));\n if (syncUnsub) {\n innerSub.unsubscribe();\n innerSub = null;\n handledResult.subscribe(subscriber);\n }\n });\n}\n","import { createOperatorSubscriber } from './OperatorSubscriber';\nexport function scanInternals(accumulator, seed, hasSeed, emitOnNext, emitBeforeComplete) {\n return (source, subscriber) => {\n let hasState = hasSeed;\n let state = seed;\n let index = 0;\n source.subscribe(createOperatorSubscriber(subscriber, value => {\n const i = index++;\n state = hasState ? accumulator(state, value, i) : (hasState = true, value);\n emitOnNext && subscriber.next(state);\n }, emitBeforeComplete && (() => {\n hasState && subscriber.next(state);\n subscriber.complete();\n })));\n };\n}\n","import { mergeMap } from './mergeMap';\nimport { isFunction } from '../util/isFunction';\nexport function concatMap(project, resultSelector) {\n return isFunction(resultSelector) ? mergeMap(project, resultSelector, 1) : mergeMap(project, 1);\n}\n","import { Observable } from '../Observable';\nexport function fromSubscribable(subscribable) {\n return new Observable(subscriber => subscribable.subscribe(subscriber));\n}\n","import { Subject } from '../Subject';\nimport { innerFrom } from '../observable/innerFrom';\nimport { operate } from '../util/lift';\nimport { fromSubscribable } from '../observable/fromSubscribable';\nconst DEFAULT_CONFIG = {\n connector: () => new Subject()\n};\nexport function connect(selector, config = DEFAULT_CONFIG) {\n const {\n connector\n } = config;\n return operate((source, subscriber) => {\n const subject = connector();\n innerFrom(selector(fromSubscribable(subject))).subscribe(subscriber);\n subscriber.add(source.subscribe(subject));\n });\n}\n","import { asyncScheduler } from '../scheduler/async';\nimport { operate } from '../util/lift';\nimport { createOperatorSubscriber } from './OperatorSubscriber';\nexport function debounceTime(dueTime, scheduler = asyncScheduler) {\n return operate((source, subscriber) => {\n let activeTask = null;\n let lastValue = null;\n let lastTime = null;\n const emit = () => {\n if (activeTask) {\n activeTask.unsubscribe();\n activeTask = null;\n const value = lastValue;\n lastValue = null;\n subscriber.next(value);\n }\n };\n function emitWhenIdle() {\n const targetTime = lastTime + dueTime;\n const now = scheduler.now();\n if (now < targetTime) {\n activeTask = this.schedule(undefined, targetTime - now);\n subscriber.add(activeTask);\n return;\n }\n emit();\n }\n source.subscribe(createOperatorSubscriber(subscriber, value => {\n lastValue = value;\n lastTime = scheduler.now();\n if (!activeTask) {\n activeTask = scheduler.schedule(emitWhenIdle, dueTime);\n subscriber.add(activeTask);\n }\n }, () => {\n emit();\n subscriber.complete();\n }, undefined, () => {\n lastValue = activeTask = null;\n }));\n });\n}\n","import { operate } from '../util/lift';\nimport { createOperatorSubscriber } from './OperatorSubscriber';\nexport function defaultIfEmpty(defaultValue) {\n return operate((source, subscriber) => {\n let hasValue = false;\n source.subscribe(createOperatorSubscriber(subscriber, value => {\n hasValue = true;\n subscriber.next(value);\n }, () => {\n if (!hasValue) {\n subscriber.next(defaultValue);\n }\n subscriber.complete();\n }));\n });\n}\n","import { EMPTY } from '../observable/empty';\nimport { operate } from '../util/lift';\nimport { createOperatorSubscriber } from './OperatorSubscriber';\nexport function take(count) {\n return count <= 0 ? () => EMPTY : operate((source, subscriber) => {\n let seen = 0;\n source.subscribe(createOperatorSubscriber(subscriber, value => {\n if (++seen <= count) {\n subscriber.next(value);\n if (count <= seen) {\n subscriber.complete();\n }\n }\n }));\n });\n}\n","import { operate } from '../util/lift';\nimport { createOperatorSubscriber } from './OperatorSubscriber';\nimport { noop } from '../util/noop';\nexport function ignoreElements() {\n return operate((source, subscriber) => {\n source.subscribe(createOperatorSubscriber(subscriber, noop));\n });\n}\n","import { map } from './map';\nexport function mapTo(value) {\n return map(() => value);\n}\n","import { concat } from '../observable/concat';\nimport { take } from './take';\nimport { ignoreElements } from './ignoreElements';\nimport { mapTo } from './mapTo';\nimport { mergeMap } from './mergeMap';\nimport { innerFrom } from '../observable/innerFrom';\nexport function delayWhen(delayDurationSelector, subscriptionDelay) {\n if (subscriptionDelay) {\n return source => concat(subscriptionDelay.pipe(take(1), ignoreElements()), source.pipe(delayWhen(delayDurationSelector)));\n }\n return mergeMap((value, index) => innerFrom(delayDurationSelector(value, index)).pipe(take(1), mapTo(value)));\n}\n","import { asyncScheduler } from '../scheduler/async';\nimport { delayWhen } from './delayWhen';\nimport { timer } from '../observable/timer';\nexport function delay(due, scheduler = asyncScheduler) {\n const duration = timer(due, scheduler);\n return delayWhen(() => duration);\n}\n","import { EmptyError } from '../util/EmptyError';\nimport { operate } from '../util/lift';\nimport { createOperatorSubscriber } from './OperatorSubscriber';\nexport function throwIfEmpty(errorFactory = defaultErrorFactory) {\n return operate((source, subscriber) => {\n let hasValue = false;\n source.subscribe(createOperatorSubscriber(subscriber, value => {\n hasValue = true;\n subscriber.next(value);\n }, () => hasValue ? subscriber.complete() : subscriber.error(errorFactory())));\n });\n}\nfunction defaultErrorFactory() {\n return new EmptyError();\n}\n","import { concat } from '../observable/concat';\nimport { of } from '../observable/of';\nexport function endWith(...values) {\n return source => concat(source, of(...values));\n}\n","import { operate } from '../util/lift';\nexport function finalize(callback) {\n return operate((source, subscriber) => {\n try {\n source.subscribe(subscriber);\n } finally {\n subscriber.add(callback);\n }\n });\n}\n","import { EmptyError } from '../util/EmptyError';\nimport { filter } from './filter';\nimport { take } from './take';\nimport { defaultIfEmpty } from './defaultIfEmpty';\nimport { throwIfEmpty } from './throwIfEmpty';\nimport { identity } from '../util/identity';\nexport function first(predicate, defaultValue) {\n const hasDefaultValue = arguments.length >= 2;\n return source => source.pipe(predicate ? filter((v, i) => predicate(v, i, source)) : identity, take(1), hasDefaultValue ? defaultIfEmpty(defaultValue) : throwIfEmpty(() => new EmptyError()));\n}\n","import { EMPTY } from '../observable/empty';\nimport { operate } from '../util/lift';\nimport { createOperatorSubscriber } from './OperatorSubscriber';\nexport function takeLast(count) {\n return count <= 0 ? () => EMPTY : operate((source, subscriber) => {\n let buffer = [];\n source.subscribe(createOperatorSubscriber(subscriber, value => {\n buffer.push(value);\n count < buffer.length && buffer.shift();\n }, () => {\n for (const value of buffer) {\n subscriber.next(value);\n }\n subscriber.complete();\n }, undefined, () => {\n buffer = null;\n }));\n });\n}\n","import { EmptyError } from '../util/EmptyError';\nimport { filter } from './filter';\nimport { takeLast } from './takeLast';\nimport { throwIfEmpty } from './throwIfEmpty';\nimport { defaultIfEmpty } from './defaultIfEmpty';\nimport { identity } from '../util/identity';\nexport function last(predicate, defaultValue) {\n const hasDefaultValue = arguments.length >= 2;\n return source => source.pipe(predicate ? filter((v, i) => predicate(v, i, source)) : identity, takeLast(1), hasDefaultValue ? defaultIfEmpty(defaultValue) : throwIfEmpty(() => new EmptyError()));\n}\n","import { ConnectableObservable } from '../observable/ConnectableObservable';\nimport { isFunction } from '../util/isFunction';\nimport { connect } from './connect';\nexport function multicast(subjectOrSubjectFactory, selector) {\n const subjectFactory = isFunction(subjectOrSubjectFactory) ? subjectOrSubjectFactory : () => subjectOrSubjectFactory;\n if (isFunction(selector)) {\n return connect(selector, {\n connector: subjectFactory\n });\n }\n return source => new ConnectableObservable(source, subjectFactory);\n}\n","import { operate } from '../util/lift';\nimport { createOperatorSubscriber } from './OperatorSubscriber';\nexport function pairwise() {\n return operate((source, subscriber) => {\n let prev;\n let hasPrev = false;\n source.subscribe(createOperatorSubscriber(subscriber, value => {\n const p = prev;\n prev = value;\n hasPrev && subscriber.next([p, value]);\n hasPrev = true;\n }));\n });\n}\n","import { Subject } from '../Subject';\nimport { multicast } from './multicast';\nimport { connect } from './connect';\nexport function publish(selector) {\n return selector ? source => connect(selector)(source) : source => multicast(new Subject())(source);\n}\n","import { operate } from '../util/lift';\nimport { scanInternals } from './scanInternals';\nexport function scan(accumulator, seed) {\n return operate(scanInternals(accumulator, seed, arguments.length >= 2, true));\n}\n","import { innerFrom } from '../observable/innerFrom';\nimport { Subject } from '../Subject';\nimport { SafeSubscriber } from '../Subscriber';\nimport { operate } from '../util/lift';\nexport function share(options = {}) {\n const {\n connector = () => new Subject(),\n resetOnError = true,\n resetOnComplete = true,\n resetOnRefCountZero = true\n } = options;\n return wrapperSource => {\n let connection;\n let resetConnection;\n let subject;\n let refCount = 0;\n let hasCompleted = false;\n let hasErrored = false;\n const cancelReset = () => {\n resetConnection === null || resetConnection === void 0 ? void 0 : resetConnection.unsubscribe();\n resetConnection = undefined;\n };\n const reset = () => {\n cancelReset();\n connection = subject = undefined;\n hasCompleted = hasErrored = false;\n };\n const resetAndUnsubscribe = () => {\n const conn = connection;\n reset();\n conn === null || conn === void 0 ? void 0 : conn.unsubscribe();\n };\n return operate((source, subscriber) => {\n refCount++;\n if (!hasErrored && !hasCompleted) {\n cancelReset();\n }\n const dest = subject = subject !== null && subject !== void 0 ? subject : connector();\n subscriber.add(() => {\n refCount--;\n if (refCount === 0 && !hasErrored && !hasCompleted) {\n resetConnection = handleReset(resetAndUnsubscribe, resetOnRefCountZero);\n }\n });\n dest.subscribe(subscriber);\n if (!connection && refCount > 0) {\n connection = new SafeSubscriber({\n next: value => dest.next(value),\n error: err => {\n hasErrored = true;\n cancelReset();\n resetConnection = handleReset(reset, resetOnError, err);\n dest.error(err);\n },\n complete: () => {\n hasCompleted = true;\n cancelReset();\n resetConnection = handleReset(reset, resetOnComplete);\n dest.complete();\n }\n });\n innerFrom(source).subscribe(connection);\n }\n })(wrapperSource);\n };\n}\nfunction handleReset(reset, on, ...args) {\n if (on === true) {\n reset();\n return;\n }\n if (on === false) {\n return;\n }\n const onSubscriber = new SafeSubscriber({\n next: () => {\n onSubscriber.unsubscribe();\n reset();\n }\n });\n return innerFrom(on(...args)).subscribe(onSubscriber);\n}\n","import { ReplaySubject } from '../ReplaySubject';\nimport { share } from './share';\nexport function shareReplay(configOrBufferSize, windowTime, scheduler) {\n let bufferSize;\n let refCount = false;\n if (configOrBufferSize && typeof configOrBufferSize === 'object') {\n ({\n bufferSize = Infinity,\n windowTime = Infinity,\n refCount = false,\n scheduler\n } = configOrBufferSize);\n } else {\n bufferSize = configOrBufferSize !== null && configOrBufferSize !== void 0 ? configOrBufferSize : Infinity;\n }\n return share({\n connector: () => new ReplaySubject(bufferSize, windowTime, scheduler),\n resetOnError: true,\n resetOnComplete: false,\n resetOnRefCountZero: refCount\n });\n}\n","import { filter } from './filter';\nexport function skip(count) {\n return filter((_, index) => count <= index);\n}\n","import { concat } from '../observable/concat';\nimport { popScheduler } from '../util/args';\nimport { operate } from '../util/lift';\nexport function startWith(...values) {\n const scheduler = popScheduler(values);\n return operate((source, subscriber) => {\n (scheduler ? concat(values, source, scheduler) : concat(values, source)).subscribe(subscriber);\n });\n}\n","import { innerFrom } from '../observable/innerFrom';\nimport { operate } from '../util/lift';\nimport { createOperatorSubscriber } from './OperatorSubscriber';\nexport function switchMap(project, resultSelector) {\n return operate((source, subscriber) => {\n let innerSubscriber = null;\n let index = 0;\n let isComplete = false;\n const checkComplete = () => isComplete && !innerSubscriber && subscriber.complete();\n source.subscribe(createOperatorSubscriber(subscriber, value => {\n innerSubscriber === null || innerSubscriber === void 0 ? void 0 : innerSubscriber.unsubscribe();\n let innerIndex = 0;\n const outerIndex = index++;\n innerFrom(project(value, outerIndex)).subscribe(innerSubscriber = createOperatorSubscriber(subscriber, innerValue => subscriber.next(resultSelector ? resultSelector(value, innerValue, outerIndex, innerIndex++) : innerValue), () => {\n innerSubscriber = null;\n checkComplete();\n }));\n }, () => {\n isComplete = true;\n checkComplete();\n }));\n });\n}\n","import { operate } from '../util/lift';\nimport { createOperatorSubscriber } from './OperatorSubscriber';\nimport { innerFrom } from '../observable/innerFrom';\nimport { noop } from '../util/noop';\nexport function takeUntil(notifier) {\n return operate((source, subscriber) => {\n innerFrom(notifier).subscribe(createOperatorSubscriber(subscriber, () => subscriber.complete(), noop));\n !subscriber.closed && source.subscribe(subscriber);\n });\n}\n","import { isFunction } from '../util/isFunction';\nimport { operate } from '../util/lift';\nimport { createOperatorSubscriber } from './OperatorSubscriber';\nimport { identity } from '../util/identity';\nexport function tap(observerOrNext, error, complete) {\n const tapObserver = isFunction(observerOrNext) || error || complete ? {\n next: observerOrNext,\n error,\n complete\n } : observerOrNext;\n return tapObserver ? operate((source, subscriber) => {\n var _a;\n (_a = tapObserver.subscribe) === null || _a === void 0 ? void 0 : _a.call(tapObserver);\n let isUnsub = true;\n source.subscribe(createOperatorSubscriber(subscriber, value => {\n var _a;\n (_a = tapObserver.next) === null || _a === void 0 ? void 0 : _a.call(tapObserver, value);\n subscriber.next(value);\n }, () => {\n var _a;\n isUnsub = false;\n (_a = tapObserver.complete) === null || _a === void 0 ? void 0 : _a.call(tapObserver);\n subscriber.complete();\n }, err => {\n var _a;\n isUnsub = false;\n (_a = tapObserver.error) === null || _a === void 0 ? void 0 : _a.call(tapObserver, err);\n subscriber.error(err);\n }, () => {\n var _a, _b;\n if (isUnsub) {\n (_a = tapObserver.unsubscribe) === null || _a === void 0 ? void 0 : _a.call(tapObserver);\n }\n (_b = tapObserver.finalize) === null || _b === void 0 ? void 0 : _b.call(tapObserver);\n }));\n }) : identity;\n}\n","import { operate } from '../util/lift';\nimport { createOperatorSubscriber } from './OperatorSubscriber';\nimport { innerFrom } from '../observable/innerFrom';\nexport function throttle(durationSelector, config) {\n return operate((source, subscriber) => {\n const {\n leading = true,\n trailing = false\n } = config !== null && config !== void 0 ? config : {};\n let hasValue = false;\n let sendValue = null;\n let throttled = null;\n let isComplete = false;\n const endThrottling = () => {\n throttled === null || throttled === void 0 ? void 0 : throttled.unsubscribe();\n throttled = null;\n if (trailing) {\n send();\n isComplete && subscriber.complete();\n }\n };\n const cleanupThrottling = () => {\n throttled = null;\n isComplete && subscriber.complete();\n };\n const startThrottle = value => throttled = innerFrom(durationSelector(value)).subscribe(createOperatorSubscriber(subscriber, endThrottling, cleanupThrottling));\n const send = () => {\n if (hasValue) {\n hasValue = false;\n const value = sendValue;\n sendValue = null;\n subscriber.next(value);\n !isComplete && startThrottle(value);\n }\n };\n source.subscribe(createOperatorSubscriber(subscriber, value => {\n hasValue = true;\n sendValue = value;\n !(throttled && !throttled.closed) && (leading ? send() : startThrottle(value));\n }, () => {\n isComplete = true;\n !(trailing && hasValue && throttled && !throttled.closed) && subscriber.complete();\n }));\n });\n}\n","import { asyncScheduler } from '../scheduler/async';\nimport { throttle } from './throttle';\nimport { timer } from '../observable/timer';\nexport function throttleTime(duration, scheduler = asyncScheduler, config) {\n const duration$ = timer(duration, scheduler);\n return throttle(() => duration$, config);\n}\n","import { asyncScheduler } from '../scheduler/async';\nimport { operate } from '../util/lift';\nimport { createOperatorSubscriber } from './OperatorSubscriber';\nexport function timeInterval(scheduler = asyncScheduler) {\n return operate((source, subscriber) => {\n let last = scheduler.now();\n source.subscribe(createOperatorSubscriber(subscriber, value => {\n const now = scheduler.now();\n const interval = now - last;\n last = now;\n subscriber.next(new TimeInterval(value, interval));\n }));\n });\n}\nexport class TimeInterval {\n constructor(value, interval) {\n this.value = value;\n this.interval = interval;\n }\n}\n","import { operate } from '../util/lift';\nimport { createOperatorSubscriber } from './OperatorSubscriber';\nimport { innerFrom } from '../observable/innerFrom';\nimport { identity } from '../util/identity';\nimport { noop } from '../util/noop';\nimport { popResultSelector } from '../util/args';\nexport function withLatestFrom(...inputs) {\n const project = popResultSelector(inputs);\n return operate((source, subscriber) => {\n const len = inputs.length;\n const otherValues = new Array(len);\n let hasValue = inputs.map(() => false);\n let ready = false;\n for (let i = 0; i < len; i++) {\n innerFrom(inputs[i]).subscribe(createOperatorSubscriber(subscriber, value => {\n otherValues[i] = value;\n if (!ready && !hasValue[i]) {\n hasValue[i] = true;\n (ready = hasValue.every(identity)) && (hasValue = null);\n }\n }, noop));\n }\n source.subscribe(createOperatorSubscriber(subscriber, value => {\n if (ready) {\n const values = [value, ...otherValues];\n subscriber.next(project ? project(...values) : values);\n }\n }));\n });\n}\n","/**\n * @license Angular v18.2.10\n * (c) 2010-2024 Google LLC. https://angular.io/\n * License: MIT\n */\n\nimport { SIGNAL_NODE as SIGNAL_NODE$1, signalSetFn as signalSetFn$1, producerAccessed as producerAccessed$1, SIGNAL as SIGNAL$1, getActiveConsumer as getActiveConsumer$1, setActiveConsumer as setActiveConsumer$1, consumerDestroy as consumerDestroy$1, REACTIVE_NODE as REACTIVE_NODE$1, consumerBeforeComputation as consumerBeforeComputation$1, consumerAfterComputation as consumerAfterComputation$1, consumerPollProducersForChange as consumerPollProducersForChange$1, createSignal as createSignal$1, signalUpdateFn as signalUpdateFn$1, createComputed as createComputed$1, setThrowInvalidWriteToSignalError as setThrowInvalidWriteToSignalError$1, createWatch as createWatch$1 } from '@angular/core/primitives/signals';\nexport { SIGNAL as ɵSIGNAL } from '@angular/core/primitives/signals';\nimport { BehaviorSubject, Subject, Subscription } from 'rxjs';\nimport { map, first } from 'rxjs/operators';\nimport { Attribute as Attribute$1, EventContract, EventContractContainer, getAppScopedQueuedEventInfos, clearAppScopedEarlyEventContract, EventDispatcher, registerDispatcher, isEarlyEventType, isCaptureEventType } from '@angular/core/primitives/event-dispatch';\n\n/**\n * Base URL for the error details page.\n *\n * Keep this constant in sync across:\n * - packages/compiler-cli/src/ngtsc/diagnostics/src/error_details_base_url.ts\n * - packages/core/src/error_details_base_url.ts\n */\nconst ERROR_DETAILS_PAGE_BASE_URL = 'https://angular.dev/errors';\n/**\n * URL for the XSS security documentation.\n */\nconst XSS_SECURITY_URL = 'https://g.co/ng/security#xss';\n\n/**\n * Class that represents a runtime error.\n * Formats and outputs the error message in a consistent way.\n *\n * Example:\n * ```\n * throw new RuntimeError(\n * RuntimeErrorCode.INJECTOR_ALREADY_DESTROYED,\n * ngDevMode && 'Injector has already been destroyed.');\n * ```\n *\n * Note: the `message` argument contains a descriptive error message as a string in development\n * mode (when the `ngDevMode` is defined). In production mode (after tree-shaking pass), the\n * `message` argument becomes `false`, thus we account for it in the typings and the runtime\n * logic.\n */\nclass RuntimeError extends Error {\n constructor(code, message) {\n super(formatRuntimeError(code, message));\n this.code = code;\n }\n}\n/**\n * Called to format a runtime error.\n * See additional info on the `message` argument type in the `RuntimeError` class description.\n */\nfunction formatRuntimeError(code, message) {\n // Error code might be a negative number, which is a special marker that instructs the logic to\n // generate a link to the error details page on angular.io.\n // We also prepend `0` to non-compile-time errors.\n const fullCode = `NG0${Math.abs(code)}`;\n let errorMessage = `${fullCode}${message ? ': ' + message : ''}`;\n if (ngDevMode && code < 0) {\n const addPeriodSeparator = !errorMessage.match(/[.,;!?\\n]$/);\n const separator = addPeriodSeparator ? '.' : '';\n errorMessage = `${errorMessage}${separator} Find more at ${ERROR_DETAILS_PAGE_BASE_URL}/${fullCode}`;\n }\n return errorMessage;\n}\nconst REQUIRED_UNSET_VALUE = /* @__PURE__ */Symbol('InputSignalNode#UNSET');\n// Note: Using an IIFE here to ensure that the spread assignment is not considered\n// a side-effect, ending up preserving `COMPUTED_NODE` and `REACTIVE_NODE`.\n// TODO: remove when https://github.com/evanw/esbuild/issues/3392 is resolved.\nconst INPUT_SIGNAL_NODE = /* @__PURE__ */(() => {\n return {\n ...SIGNAL_NODE$1,\n transformFn: undefined,\n applyValueToInputSignal(node, value) {\n signalSetFn$1(node, value);\n }\n };\n})();\nconst ɵINPUT_SIGNAL_BRAND_READ_TYPE = /* @__PURE__ */Symbol();\nconst ɵINPUT_SIGNAL_BRAND_WRITE_TYPE = /* @__PURE__ */Symbol();\n/**\n * Creates an input signal.\n *\n * @param initialValue The initial value.\n * Can be set to {@link REQUIRED_UNSET_VALUE} for required inputs.\n * @param options Additional options for the input. e.g. a transform, or an alias.\n */\nfunction createInputSignal(initialValue, options) {\n const node = Object.create(INPUT_SIGNAL_NODE);\n node.value = initialValue;\n // Perf note: Always set `transformFn` here to ensure that `node` always\n // has the same v8 class shape, allowing monomorphic reads on input signals.\n node.transformFn = options?.transform;\n function inputValueFn() {\n // Record that someone looked at this signal.\n producerAccessed$1(node);\n if (node.value === REQUIRED_UNSET_VALUE) {\n throw new RuntimeError(-950 /* RuntimeErrorCode.REQUIRED_INPUT_NO_VALUE */, ngDevMode && 'Input is required but no value is available yet.');\n }\n return node.value;\n }\n inputValueFn[SIGNAL$1] = node;\n if (ngDevMode) {\n inputValueFn.toString = () => `[Input Signal: ${inputValueFn()}]`;\n }\n return inputValueFn;\n}\n\n/**\n * Convince closure compiler that the wrapped function has no side-effects.\n *\n * Closure compiler always assumes that `toString` has no side-effects. We use this quirk to\n * allow us to execute a function but have closure compiler mark the call as no-side-effects.\n * It is important that the return value for the `noSideEffects` function be assigned\n * to something which is retained otherwise the call to `noSideEffects` will be removed by closure\n * compiler.\n */\nfunction noSideEffects(fn) {\n return {\n toString: fn\n }.toString();\n}\nconst ANNOTATIONS = '__annotations__';\nconst PARAMETERS = '__parameters__';\nconst PROP_METADATA = '__prop__metadata__';\n/**\n * @suppress {globalThis}\n */\nfunction makeDecorator(name, props, parentClass, additionalProcessing, typeFn) {\n return noSideEffects(() => {\n const metaCtor = makeMetadataCtor(props);\n function DecoratorFactory(...args) {\n if (this instanceof DecoratorFactory) {\n metaCtor.call(this, ...args);\n return this;\n }\n const annotationInstance = new DecoratorFactory(...args);\n return function TypeDecorator(cls) {\n if (typeFn) typeFn(cls, ...args);\n // Use of Object.defineProperty is important since it creates non-enumerable property which\n // prevents the property is copied during subclassing.\n const annotations = cls.hasOwnProperty(ANNOTATIONS) ? cls[ANNOTATIONS] : Object.defineProperty(cls, ANNOTATIONS, {\n value: []\n })[ANNOTATIONS];\n annotations.push(annotationInstance);\n if (additionalProcessing) additionalProcessing(cls);\n return cls;\n };\n }\n if (parentClass) {\n DecoratorFactory.prototype = Object.create(parentClass.prototype);\n }\n DecoratorFactory.prototype.ngMetadataName = name;\n DecoratorFactory.annotationCls = DecoratorFactory;\n return DecoratorFactory;\n });\n}\nfunction makeMetadataCtor(props) {\n return function ctor(...args) {\n if (props) {\n const values = props(...args);\n for (const propName in values) {\n this[propName] = values[propName];\n }\n }\n };\n}\nfunction makeParamDecorator(name, props, parentClass) {\n return noSideEffects(() => {\n const metaCtor = makeMetadataCtor(props);\n function ParamDecoratorFactory(...args) {\n if (this instanceof ParamDecoratorFactory) {\n metaCtor.apply(this, args);\n return this;\n }\n const annotationInstance = new ParamDecoratorFactory(...args);\n ParamDecorator.annotation = annotationInstance;\n return ParamDecorator;\n function ParamDecorator(cls, unusedKey, index) {\n // Use of Object.defineProperty is important since it creates non-enumerable property which\n // prevents the property is copied during subclassing.\n const parameters = cls.hasOwnProperty(PARAMETERS) ? cls[PARAMETERS] : Object.defineProperty(cls, PARAMETERS, {\n value: []\n })[PARAMETERS];\n // there might be gaps if some in between parameters do not have annotations.\n // we pad with nulls.\n while (parameters.length <= index) {\n parameters.push(null);\n }\n (parameters[index] = parameters[index] || []).push(annotationInstance);\n return cls;\n }\n }\n if (parentClass) {\n ParamDecoratorFactory.prototype = Object.create(parentClass.prototype);\n }\n ParamDecoratorFactory.prototype.ngMetadataName = name;\n ParamDecoratorFactory.annotationCls = ParamDecoratorFactory;\n return ParamDecoratorFactory;\n });\n}\nfunction makePropDecorator(name, props, parentClass, additionalProcessing) {\n return noSideEffects(() => {\n const metaCtor = makeMetadataCtor(props);\n function PropDecoratorFactory(...args) {\n if (this instanceof PropDecoratorFactory) {\n metaCtor.apply(this, args);\n return this;\n }\n const decoratorInstance = new PropDecoratorFactory(...args);\n function PropDecorator(target, name) {\n // target is undefined with standard decorators. This case is not supported and will throw\n // if this decorator is used in JIT mode with standard decorators.\n if (target === undefined) {\n throw new Error('Standard Angular field decorators are not supported in JIT mode.');\n }\n const constructor = target.constructor;\n // Use of Object.defineProperty is important because it creates a non-enumerable property\n // which prevents the property from being copied during subclassing.\n const meta = constructor.hasOwnProperty(PROP_METADATA) ? constructor[PROP_METADATA] : Object.defineProperty(constructor, PROP_METADATA, {\n value: {}\n })[PROP_METADATA];\n meta[name] = meta.hasOwnProperty(name) && meta[name] || [];\n meta[name].unshift(decoratorInstance);\n if (additionalProcessing) additionalProcessing(target, name, ...args);\n }\n return PropDecorator;\n }\n if (parentClass) {\n PropDecoratorFactory.prototype = Object.create(parentClass.prototype);\n }\n PropDecoratorFactory.prototype.ngMetadataName = name;\n PropDecoratorFactory.annotationCls = PropDecoratorFactory;\n return PropDecoratorFactory;\n });\n}\nconst _global = globalThis;\nfunction ngDevModeResetPerfCounters() {\n const locationString = typeof location !== 'undefined' ? location.toString() : '';\n const newCounters = {\n namedConstructors: locationString.indexOf('ngDevMode=namedConstructors') != -1,\n firstCreatePass: 0,\n tNode: 0,\n tView: 0,\n rendererCreateTextNode: 0,\n rendererSetText: 0,\n rendererCreateElement: 0,\n rendererAddEventListener: 0,\n rendererSetAttribute: 0,\n rendererRemoveAttribute: 0,\n rendererSetProperty: 0,\n rendererSetClassName: 0,\n rendererAddClass: 0,\n rendererRemoveClass: 0,\n rendererSetStyle: 0,\n rendererRemoveStyle: 0,\n rendererDestroy: 0,\n rendererDestroyNode: 0,\n rendererMoveNode: 0,\n rendererRemoveNode: 0,\n rendererAppendChild: 0,\n rendererInsertBefore: 0,\n rendererCreateComment: 0,\n hydratedNodes: 0,\n hydratedComponents: 0,\n dehydratedViewsRemoved: 0,\n dehydratedViewsCleanupRuns: 0,\n componentsSkippedHydration: 0\n };\n // Make sure to refer to ngDevMode as ['ngDevMode'] for closure.\n const allowNgDevModeTrue = locationString.indexOf('ngDevMode=false') === -1;\n if (!allowNgDevModeTrue) {\n _global['ngDevMode'] = false;\n } else {\n if (typeof _global['ngDevMode'] !== 'object') {\n _global['ngDevMode'] = {};\n }\n Object.assign(_global['ngDevMode'], newCounters);\n }\n return newCounters;\n}\n/**\n * This function checks to see if the `ngDevMode` has been set. If yes,\n * then we honor it, otherwise we default to dev mode with additional checks.\n *\n * The idea is that unless we are doing production build where we explicitly\n * set `ngDevMode == false` we should be helping the developer by providing\n * as much early warning and errors as possible.\n *\n * `ɵɵdefineComponent` is guaranteed to have been called before any component template functions\n * (and thus Ivy instructions), so a single initialization there is sufficient to ensure ngDevMode\n * is defined for the entire instruction set.\n *\n * When checking `ngDevMode` on toplevel, always init it before referencing it\n * (e.g. `((typeof ngDevMode === 'undefined' || ngDevMode) && initNgDevMode())`), otherwise you can\n * get a `ReferenceError` like in https://github.com/angular/angular/issues/31595.\n *\n * Details on possible values for `ngDevMode` can be found on its docstring.\n *\n * NOTE:\n * - changes to the `ngDevMode` name must be synced with `compiler-cli/src/tooling.ts`.\n */\nfunction initNgDevMode() {\n // The below checks are to ensure that calling `initNgDevMode` multiple times does not\n // reset the counters.\n // If the `ngDevMode` is not an object, then it means we have not created the perf counters\n // yet.\n if (typeof ngDevMode === 'undefined' || ngDevMode) {\n if (typeof ngDevMode !== 'object' || Object.keys(ngDevMode).length === 0) {\n ngDevModeResetPerfCounters();\n }\n return typeof ngDevMode !== 'undefined' && !!ngDevMode;\n }\n return false;\n}\nfunction getClosureSafeProperty(objWithPropertyToExtract) {\n for (let key in objWithPropertyToExtract) {\n if (objWithPropertyToExtract[key] === getClosureSafeProperty) {\n return key;\n }\n }\n throw Error('Could not find renamed property on target object.');\n}\n/**\n * Sets properties on a target object from a source object, but only if\n * the property doesn't already exist on the target object.\n * @param target The target to set properties on\n * @param source The source of the property keys and values to set\n */\nfunction fillProperties(target, source) {\n for (const key in source) {\n if (source.hasOwnProperty(key) && !target.hasOwnProperty(key)) {\n target[key] = source[key];\n }\n }\n}\nfunction stringify(token) {\n if (typeof token === 'string') {\n return token;\n }\n if (Array.isArray(token)) {\n return '[' + token.map(stringify).join(', ') + ']';\n }\n if (token == null) {\n return '' + token;\n }\n if (token.overriddenName) {\n return `${token.overriddenName}`;\n }\n if (token.name) {\n return `${token.name}`;\n }\n const res = token.toString();\n if (res == null) {\n return '' + res;\n }\n const newLineIndex = res.indexOf('\\n');\n return newLineIndex === -1 ? res : res.substring(0, newLineIndex);\n}\n/**\n * Concatenates two strings with separator, allocating new strings only when necessary.\n *\n * @param before before string.\n * @param separator separator string.\n * @param after after string.\n * @returns concatenated string.\n */\nfunction concatStringsWithSpace(before, after) {\n return before == null || before === '' ? after === null ? '' : after : after == null || after === '' ? before : before + ' ' + after;\n}\n/**\n * Ellipses the string in the middle when longer than the max length\n *\n * @param string\n * @param maxLength of the output string\n * @returns ellipsed string with ... in the middle\n */\nfunction truncateMiddle(str, maxLength = 100) {\n if (!str || maxLength < 1 || str.length <= maxLength) return str;\n if (maxLength == 1) return str.substring(0, 1) + '...';\n const halfLimit = Math.round(maxLength / 2);\n return str.substring(0, halfLimit) + '...' + str.substring(str.length - halfLimit);\n}\nconst __forward_ref__ = /*#__PURE__*/getClosureSafeProperty({\n __forward_ref__: getClosureSafeProperty\n});\n/**\n * Allows to refer to references which are not yet defined.\n *\n * For instance, `forwardRef` is used when the `token` which we need to refer to for the purposes of\n * DI is declared, but not yet defined. It is also used when the `token` which we use when creating\n * a query is not yet defined.\n *\n * `forwardRef` is also used to break circularities in standalone components imports.\n *\n * @usageNotes\n * ### Circular dependency example\n * {@example core/di/ts/forward_ref/forward_ref_spec.ts region='forward_ref'}\n *\n * ### Circular standalone reference import example\n * ```ts\n * @Component({\n * standalone: true,\n * imports: [ChildComponent],\n * selector: 'app-parent',\n * template: `
Progress: {{progress}}%
\n *= 100\">Done processing {{label}} of Angular zone!
\n *\n * \n * \n * `,\n * })\n * export class NgZoneDemo {\n * progress: number = 0;\n * label: string;\n *\n * constructor(private _ngZone: NgZone) {}\n *\n * // Loop inside the Angular zone\n * // so the UI DOES refresh after each setTimeout cycle\n * processWithinAngularZone() {\n * this.label = 'inside';\n * this.progress = 0;\n * this._increaseProgress(() => console.log('Inside Done!'));\n * }\n *\n * // Loop outside of the Angular zone\n * // so the UI DOES NOT refresh after each setTimeout cycle\n * processOutsideOfAngularZone() {\n * this.label = 'outside';\n * this.progress = 0;\n * this._ngZone.runOutsideAngular(() => {\n * this._increaseProgress(() => {\n * // reenter the Angular zone and display done\n * this._ngZone.run(() => { console.log('Outside Done!'); });\n * });\n * });\n * }\n *\n * _increaseProgress(doneCallback: () => void) {\n * this.progress += 1;\n * console.log(`Current progress: ${this.progress}%`);\n *\n * if (this.progress < 100) {\n * window.setTimeout(() => this._increaseProgress(doneCallback), 10);\n * } else {\n * doneCallback();\n * }\n * }\n * }\n * ```\n *\n * @publicApi\n */\nclass NgZone {\n constructor(options) {\n this.hasPendingMacrotasks = false;\n this.hasPendingMicrotasks = false;\n /**\n * Whether there are no outstanding microtasks or macrotasks.\n */\n this.isStable = true;\n /**\n * Notifies when code enters Angular Zone. This gets fired first on VM Turn.\n */\n this.onUnstable = new EventEmitter(false);\n /**\n * Notifies when there is no more microtasks enqueued in the current VM Turn.\n * This is a hint for Angular to do change detection, which may enqueue more microtasks.\n * For this reason this event can fire multiple times per VM Turn.\n */\n this.onMicrotaskEmpty = new EventEmitter(false);\n /**\n * Notifies when the last `onMicrotaskEmpty` has run and there are no more microtasks, which\n * implies we are about to relinquish VM turn.\n * This event gets called just once.\n */\n this.onStable = new EventEmitter(false);\n /**\n * Notifies that an error has been delivered.\n */\n this.onError = new EventEmitter(false);\n const {\n enableLongStackTrace = false,\n shouldCoalesceEventChangeDetection = false,\n shouldCoalesceRunChangeDetection = false,\n scheduleInRootZone = SCHEDULE_IN_ROOT_ZONE_DEFAULT\n } = options;\n if (typeof Zone == 'undefined') {\n throw new RuntimeError(908 /* RuntimeErrorCode.MISSING_ZONEJS */, ngDevMode && `In this configuration Angular requires Zone.js`);\n }\n Zone.assertZonePatched();\n const self = this;\n self._nesting = 0;\n self._outer = self._inner = Zone.current;\n // AsyncStackTaggingZoneSpec provides `linked stack traces` to show\n // where the async operation is scheduled. For more details, refer\n // to this article, https://developer.chrome.com/blog/devtools-better-angular-debugging/\n // And we only import this AsyncStackTaggingZoneSpec in development mode,\n // in the production mode, the AsyncStackTaggingZoneSpec will be tree shaken away.\n if (ngDevMode) {\n self._inner = self._inner.fork(new AsyncStackTaggingZoneSpec('Angular'));\n }\n if (Zone['TaskTrackingZoneSpec']) {\n self._inner = self._inner.fork(new Zone['TaskTrackingZoneSpec']());\n }\n if (enableLongStackTrace && Zone['longStackTraceZoneSpec']) {\n self._inner = self._inner.fork(Zone['longStackTraceZoneSpec']);\n }\n // if shouldCoalesceRunChangeDetection is true, all tasks including event tasks will be\n // coalesced, so shouldCoalesceEventChangeDetection option is not necessary and can be skipped.\n self.shouldCoalesceEventChangeDetection = !shouldCoalesceRunChangeDetection && shouldCoalesceEventChangeDetection;\n self.shouldCoalesceRunChangeDetection = shouldCoalesceRunChangeDetection;\n self.callbackScheduled = false;\n self.scheduleInRootZone = scheduleInRootZone;\n forkInnerZoneWithAngularBehavior(self);\n }\n /**\n This method checks whether the method call happens within an Angular Zone instance.\n */\n static isInAngularZone() {\n // Zone needs to be checked, because this method might be called even when NoopNgZone is used.\n return typeof Zone !== 'undefined' && Zone.current.get(isAngularZoneProperty) === true;\n }\n /**\n Assures that the method is called within the Angular Zone, otherwise throws an error.\n */\n static assertInAngularZone() {\n if (!NgZone.isInAngularZone()) {\n throw new RuntimeError(909 /* RuntimeErrorCode.UNEXPECTED_ZONE_STATE */, ngDevMode && 'Expected to be in Angular Zone, but it is not!');\n }\n }\n /**\n Assures that the method is called outside of the Angular Zone, otherwise throws an error.\n */\n static assertNotInAngularZone() {\n if (NgZone.isInAngularZone()) {\n throw new RuntimeError(909 /* RuntimeErrorCode.UNEXPECTED_ZONE_STATE */, ngDevMode && 'Expected to not be in Angular Zone, but it is!');\n }\n }\n /**\n * Executes the `fn` function synchronously within the Angular zone and returns value returned by\n * the function.\n *\n * Running functions via `run` allows you to reenter Angular zone from a task that was executed\n * outside of the Angular zone (typically started via {@link #runOutsideAngular}).\n *\n * Any future tasks or microtasks scheduled from within this function will continue executing from\n * within the Angular zone.\n *\n * If a synchronous error happens it will be rethrown and not reported via `onError`.\n */\n run(fn, applyThis, applyArgs) {\n return this._inner.run(fn, applyThis, applyArgs);\n }\n /**\n * Executes the `fn` function synchronously within the Angular zone as a task and returns value\n * returned by the function.\n *\n * Running functions via `run` allows you to reenter Angular zone from a task that was executed\n * outside of the Angular zone (typically started via {@link #runOutsideAngular}).\n *\n * Any future tasks or microtasks scheduled from within this function will continue executing from\n * within the Angular zone.\n *\n * If a synchronous error happens it will be rethrown and not reported via `onError`.\n */\n runTask(fn, applyThis, applyArgs, name) {\n const zone = this._inner;\n const task = zone.scheduleEventTask('NgZoneEvent: ' + name, fn, EMPTY_PAYLOAD, noop, noop);\n try {\n return zone.runTask(task, applyThis, applyArgs);\n } finally {\n zone.cancelTask(task);\n }\n }\n /**\n * Same as `run`, except that synchronous errors are caught and forwarded via `onError` and not\n * rethrown.\n */\n runGuarded(fn, applyThis, applyArgs) {\n return this._inner.runGuarded(fn, applyThis, applyArgs);\n }\n /**\n * Executes the `fn` function synchronously in Angular's parent zone and returns value returned by\n * the function.\n *\n * Running functions via {@link #runOutsideAngular} allows you to escape Angular's zone and do\n * work that\n * doesn't trigger Angular change-detection or is subject to Angular's error handling.\n *\n * Any future tasks or microtasks scheduled from within this function will continue executing from\n * outside of the Angular zone.\n *\n * Use {@link #run} to reenter the Angular zone and do work that updates the application model.\n */\n runOutsideAngular(fn) {\n return this._outer.run(fn);\n }\n}\nconst EMPTY_PAYLOAD = {};\nfunction checkStable(zone) {\n // TODO: @JiaLiPassion, should check zone.isCheckStableRunning to prevent\n // re-entry. The case is:\n //\n // @Component({...})\n // export class AppComponent {\n // constructor(private ngZone: NgZone) {\n // this.ngZone.onStable.subscribe(() => {\n // this.ngZone.run(() => console.log('stable'););\n // });\n // }\n //\n // The onStable subscriber run another function inside ngZone\n // which causes `checkStable()` re-entry.\n // But this fix causes some issues in g3, so this fix will be\n // launched in another PR.\n if (zone._nesting == 0 && !zone.hasPendingMicrotasks && !zone.isStable) {\n try {\n zone._nesting++;\n zone.onMicrotaskEmpty.emit(null);\n } finally {\n zone._nesting--;\n if (!zone.hasPendingMicrotasks) {\n try {\n zone.runOutsideAngular(() => zone.onStable.emit(null));\n } finally {\n zone.isStable = true;\n }\n }\n }\n }\n}\nfunction delayChangeDetectionForEvents(zone) {\n /**\n * We also need to check _nesting here\n * Consider the following case with shouldCoalesceRunChangeDetection = true\n *\n * ngZone.run(() => {});\n * ngZone.run(() => {});\n *\n * We want the two `ngZone.run()` only trigger one change detection\n * when shouldCoalesceRunChangeDetection is true.\n * And because in this case, change detection run in async way(requestAnimationFrame),\n * so we also need to check the _nesting here to prevent multiple\n * change detections.\n */\n if (zone.isCheckStableRunning || zone.callbackScheduled) {\n return;\n }\n zone.callbackScheduled = true;\n function scheduleCheckStable() {\n scheduleCallbackWithRafRace(() => {\n zone.callbackScheduled = false;\n updateMicroTaskStatus(zone);\n zone.isCheckStableRunning = true;\n checkStable(zone);\n zone.isCheckStableRunning = false;\n });\n }\n if (zone.scheduleInRootZone) {\n Zone.root.run(() => {\n scheduleCheckStable();\n });\n } else {\n zone._outer.run(() => {\n scheduleCheckStable();\n });\n }\n updateMicroTaskStatus(zone);\n}\nfunction forkInnerZoneWithAngularBehavior(zone) {\n const delayChangeDetectionForEventsDelegate = () => {\n delayChangeDetectionForEvents(zone);\n };\n const instanceId = ngZoneInstanceId++;\n zone._inner = zone._inner.fork({\n name: 'angular',\n properties: {\n [isAngularZoneProperty]: true,\n [angularZoneInstanceIdProperty]: instanceId,\n [angularZoneInstanceIdProperty + instanceId]: true\n },\n onInvokeTask: (delegate, current, target, task, applyThis, applyArgs) => {\n // Prevent triggering change detection when the flag is detected.\n if (shouldBeIgnoredByZone(applyArgs)) {\n return delegate.invokeTask(target, task, applyThis, applyArgs);\n }\n try {\n onEnter(zone);\n return delegate.invokeTask(target, task, applyThis, applyArgs);\n } finally {\n if (zone.shouldCoalesceEventChangeDetection && task.type === 'eventTask' || zone.shouldCoalesceRunChangeDetection) {\n delayChangeDetectionForEventsDelegate();\n }\n onLeave(zone);\n }\n },\n onInvoke: (delegate, current, target, callback, applyThis, applyArgs, source) => {\n try {\n onEnter(zone);\n return delegate.invoke(target, callback, applyThis, applyArgs, source);\n } finally {\n if (zone.shouldCoalesceRunChangeDetection &&\n // Do not delay change detection when the task is the scheduler's tick.\n // We need to synchronously trigger the stability logic so that the\n // zone-based scheduler can prevent a duplicate ApplicationRef.tick\n // by first checking if the scheduler tick is running. This does seem a bit roundabout,\n // but we _do_ still want to trigger all the correct events when we exit the zone.run\n // (`onMicrotaskEmpty` and `onStable` _should_ emit; developers can have code which\n // relies on these events happening after change detection runs).\n // Note: `zone.callbackScheduled` is already in delayChangeDetectionForEventsDelegate\n // but is added here as well to prevent reads of applyArgs when not necessary\n !zone.callbackScheduled && !isSchedulerTick(applyArgs)) {\n delayChangeDetectionForEventsDelegate();\n }\n onLeave(zone);\n }\n },\n onHasTask: (delegate, current, target, hasTaskState) => {\n delegate.hasTask(target, hasTaskState);\n if (current === target) {\n // We are only interested in hasTask events which originate from our zone\n // (A child hasTask event is not interesting to us)\n if (hasTaskState.change == 'microTask') {\n zone._hasPendingMicrotasks = hasTaskState.microTask;\n updateMicroTaskStatus(zone);\n checkStable(zone);\n } else if (hasTaskState.change == 'macroTask') {\n zone.hasPendingMacrotasks = hasTaskState.macroTask;\n }\n }\n },\n onHandleError: (delegate, current, target, error) => {\n delegate.handleError(target, error);\n zone.runOutsideAngular(() => zone.onError.emit(error));\n return false;\n }\n });\n}\nfunction updateMicroTaskStatus(zone) {\n if (zone._hasPendingMicrotasks || (zone.shouldCoalesceEventChangeDetection || zone.shouldCoalesceRunChangeDetection) && zone.callbackScheduled === true) {\n zone.hasPendingMicrotasks = true;\n } else {\n zone.hasPendingMicrotasks = false;\n }\n}\nfunction onEnter(zone) {\n zone._nesting++;\n if (zone.isStable) {\n zone.isStable = false;\n zone.onUnstable.emit(null);\n }\n}\nfunction onLeave(zone) {\n zone._nesting--;\n checkStable(zone);\n}\n/**\n * Provides a noop implementation of `NgZone` which does nothing. This zone requires explicit calls\n * to framework to perform rendering.\n */\nclass NoopNgZone {\n constructor() {\n this.hasPendingMicrotasks = false;\n this.hasPendingMacrotasks = false;\n this.isStable = true;\n this.onUnstable = new EventEmitter();\n this.onMicrotaskEmpty = new EventEmitter();\n this.onStable = new EventEmitter();\n this.onError = new EventEmitter();\n }\n run(fn, applyThis, applyArgs) {\n return fn.apply(applyThis, applyArgs);\n }\n runGuarded(fn, applyThis, applyArgs) {\n return fn.apply(applyThis, applyArgs);\n }\n runOutsideAngular(fn) {\n return fn();\n }\n runTask(fn, applyThis, applyArgs, name) {\n return fn.apply(applyThis, applyArgs);\n }\n}\nfunction shouldBeIgnoredByZone(applyArgs) {\n return hasApplyArgsData(applyArgs, '__ignore_ng_zone__');\n}\nfunction isSchedulerTick(applyArgs) {\n return hasApplyArgsData(applyArgs, '__scheduler_tick__');\n}\nfunction hasApplyArgsData(applyArgs, key) {\n if (!Array.isArray(applyArgs)) {\n return false;\n }\n // We should only ever get 1 arg passed through to invokeTask.\n // Short circuit here incase that behavior changes.\n if (applyArgs.length !== 1) {\n return false;\n }\n return applyArgs[0]?.data?.[key] === true;\n}\nfunction getNgZone(ngZoneToUse = 'zone.js', options) {\n if (ngZoneToUse === 'noop') {\n return new NoopNgZone();\n }\n if (ngZoneToUse === 'zone.js') {\n return new NgZone(options);\n }\n return ngZoneToUse;\n}\n\n// Public API for Zone\n\n/**\n * Provides a hook for centralized exception handling.\n *\n * The default implementation of `ErrorHandler` prints error messages to the `console`. To\n * intercept error handling, write a custom exception handler that replaces this default as\n * appropriate for your app.\n *\n * @usageNotes\n * ### Example\n *\n * ```\n * class MyErrorHandler implements ErrorHandler {\n * handleError(error) {\n * // do something with the exception\n * }\n * }\n *\n * @NgModule({\n * providers: [{provide: ErrorHandler, useClass: MyErrorHandler}]\n * })\n * class MyModule {}\n * ```\n *\n * @publicApi\n */\nclass ErrorHandler {\n constructor() {\n /**\n * @internal\n */\n this._console = console;\n }\n handleError(error) {\n const originalError = this._findOriginalError(error);\n this._console.error('ERROR', error);\n if (originalError) {\n this._console.error('ORIGINAL ERROR', originalError);\n }\n }\n /** @internal */\n _findOriginalError(error) {\n let e = error && getOriginalError(error);\n while (e && getOriginalError(e)) {\n e = getOriginalError(e);\n }\n return e || null;\n }\n}\n/**\n * `InjectionToken` used to configure how to call the `ErrorHandler`.\n *\n * `NgZone` is provided by default today so the default (and only) implementation for this\n * is calling `ErrorHandler.handleError` outside of the Angular zone.\n */\nconst INTERNAL_APPLICATION_ERROR_HANDLER = /*#__PURE__*/new InjectionToken(typeof ngDevMode === 'undefined' || ngDevMode ? 'internal error handler' : '', {\n providedIn: 'root',\n factory: () => {\n const zone = inject(NgZone);\n const userErrorHandler = inject(ErrorHandler);\n return e => zone.runOutsideAngular(() => userErrorHandler.handleError(e));\n }\n});\n\n/**\n * An `OutputEmitterRef` is created by the `output()` function and can be\n * used to emit values to consumers of your directive or component.\n *\n * Consumers of your directive/component can bind to the output and\n * subscribe to changes via the bound event syntax. For example:\n *\n * ```html\n *